Answer:
Explanation:
Animal cells and plant cells share the common components of a nucleus, cytoplasm, mitochondria and a cell membrane. Plant cells have three extra components, a vacuole, chloroplast and a cell wall.
Answer:
Nucleus, nucleolus, cell membrane, ribosomes, cytoplasm, vacuole, mitochondria, golgi complex
A cold front usually causes what
Light rain, warmer weather and clouds
Chance of rain, humidity, and light clouds
Colder weather and nothing else
Heavy rain, cooler weather and clear days
Answer:
Light rain, warmer weather, and clouds
The taiga biome is found on more continents than the alpine biome. please select the best answer from the choices provided t f
Answer:
The answer is False
Explanation:
Answer:
The answer is false for edge 2022
Explanation:
Because i took the test
fungal cell walls are different from plant cell walls because fungal walls contain:
Fungal cell walls are made up of chitin, which is a complex polysaccharide made up of N-acetylglucosamine monomers.
In contrast, plant cell walls are made up of cellulose, hemicellulose, pectin, and lignin. The presence of chitin in fungal cell walls provides structural support and protection, similar to the role played by cellulose in plant cell walls. Additionally, chitin also plays a role in the pathogenesis of fungal infections.
Fungal cell walls are composed of a unique material called chitin, which is a long-chain polymer of N-acetylglucosamine. Chitin provides strength and rigidity to the fungal cell wall. On the other hand, plant cell walls are primarily composed of cellulose, a long-chain polymer of glucose molecules. Cellulose provides structural support and protection to plant cells.
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If the statement is true, type true. If the statement is false, change the underlined word op plase
make the statement true.
Air pressure is the result of the weight of a column of air pushing on an area,
Answer:
10
Explanation:
Hey Adam are we good with you and I hope your?
Answer: yo whatever you’re going through, just don’t apologize on brainly
Explanation:
Which of the following would NOT be considered Lamarckian ideas about evolution?
Answer:
noelos
Explanation:
what makes the red blood cell special, why is it special, how is it different than other cells, what is its primary function. (Minimum 5 sentences)....Please help
Answer:
not sure If I can make 5 sentences but I can help by telling you that it delivers oxygen and energy throughout the body through the bloodstream which is a given but there ya go
When considering the duty to warn and protect third parties, which client statement should the nurse report to the treatment team members
When it comes to the obligation to warn and safeguard third parties, option a is the client remark that the nurse should report to the treatment team members, "That judge is going to really regret putting me in here."
Health care professionals have a moral and legal duty to protect patients from harming themselves or others that comes under ethical nursing.
This obligation arises when the patient poses a substantial risk to another person. While all of those statements infer the client's purpose to cause damage, only the proper answer is believable since it actually names the potential victim.
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Complete question - When considering the civil rights of persons diagnosed with mental illness and hospitalized for treatment, which statement is true?
a. They are assured the same as those for any other citizen.
b. Their rights are altered to prevent use of poor judgment.
c. Their rights are always ensured by appointment of a guardian.
d. Their rights are limited to provision of humane treatment.
Which of the following techniques is a mechanical IPM method for reducing pests?
B - The use of screens or traps to prevent pests from entering the crop area
Cultural control (crop rotation, usage of regionally adapted or pest-resistant/tolerant cultivars, etc.) is one IPM pest control strategy.
Controlling and preventing pests like insects, rats, and other animals from harming crops, structures, and other regions is the process of pest control. Pest control techniques come in a variety of forms, including chemical techniques like pesticides and physical techniques like barriers and traps. Pest controllers carry out inspections to hunt for pests and indications of harm from pests. After then, use successful remedies to resolve the issue and stop it from happening again. The pest management strategy you select will determine whether repeated treatments are necessary. Pest management offers a defense against insects that could endanger public health and result in expensive property damage. When we hear the words "pest control" or "pest control," we frequently picture getting rid of fleas, spiders, or cockroaches.
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describe the two types of anaerobic respiration include what is used what is made and examples of organisms that do each process
In the absence of oxygen, a cell will go through anaerobic respiration and a process called fermentation. There are two main types of fermentation Lactic acid fermentation and Alcohol fermentation
The mechanism by which non-oxygenating cells release energy from fuel to power their vital processes.
These organisms also use an electron transport chain to produce as much ATP from their fuel as possible, but because their electron acceptors are weaker than those of aerobic respiration, their electron transport chains extract less energy. Two organisms that carry out anaerobic respiration are Staphylococcus aureus and Lactococcus lactis.
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some axons within the peripheral nervous system are unmyelinated. what relationship do these neurons have with schwann cells?
Schwann cells are glial cells within the peripheral nervous system that provide support to the axons.
Unmyelinated axons lack a myelin sheath, or the fatty layer that serves to insulate other axons and increases conduction velocity. Schwann cells form the myelin sheath on myelinated axons, but they still provide support for unmyelinated axons, though they cannot form sheaths around them.
Schwann cells produce trophic molecules that help maintain and repair the axons, and their processes wrap around the axons to provide physical support. They influence the electrical activity that occurs on the axon and regulate sodium ion channel opening.
Schwann cells also are involved in remyelination, which is necessary when an axon is damaged due to trauma or diseases such as multiple sclerosis.
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the processes that use enzymes to break down nutrients into molecules that are small enough to be absorbed into the bloodstream are collectively referred to as multiple choice question. mechanical digestion. hydrolysis reactions. dehydration synthesis reactions. chemical digestion.
The processes that use enzymes to break down nutrients into molecules that are small enough to be absorbed into the bloodstream are collectively referred to as chemical digestion.
Explain what digestion is.
The digestive system breaks down the food we consume into its most basic components, such as glucose (sugars), amino acids (which are the building blocks of protein), or fatty acids (that make up fats). The minerals from the digested food are then transported to every cell in the body by the small intestine's absorption into the bloodstream.
Different nutrients, including proteins, carbohydrates, and lipids, are broken down into even smaller components during chemical digestion. The small intestine is where most chemical digestion takes place. The hydrochloric acid and enzyme-rich stomach fluids are responsible for carrying out chemical digestion. Chyme from the stomach that has been digested travels through the pylorus and into the duodenum. Chyme will combine with pancreatic and duodenal fluids here.
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Which pre-B cell marker is used exclusively in the work-up of acute leukemia in studying B lineage ALL (acute lymphoblastic Leukemia)
Answer:
To study leukemias that affect cells of the adaptive immune system, cells of the lymphoid lineage such as B cells and T cells are labeled. The expression of CD19 (Figure 3) is specific to the B cell lineage, and is maintained throughout differentiation and even neoplastic transformation, making it useful in the diagnosis of leukaemia 2.
Explanation:
please add me as brainliest...
Ventral rami of some spinal nerves join each other to form a. A) ganglion. B) dermatome. C) cord. D) plexus. E) nerve.
Ventral rami of some spinal nerves join each other to form: D) plexus.
A plexus is a network or web-like arrangement formed when ventral rami of certain spinal nerves merge or join together. In the peripheral nervous system, these spinal nerves combine to create plexuses, which serve as important nerve supply networks for various regions of the body.
The ventral rami are the branches of spinal nerves that carry both motor and sensory information to and from different parts of the body. When these ventral rami come together and intermingle, they form plexuses.
Plexuses are particularly prominent in the limbs, where they provide innervation to the muscles and skin. The merging of the ventral rami in the plexus allows for a mixing and redistribution of nerve fibers, ensuring that each peripheral region receives contributions from multiple spinal nerves. This redundancy provides functional resilience and allows for coordinated movement and sensation in the limbs.
Examples of major plexuses include the brachial plexus in the upper limb and the lumbosacral plexus in the lower limb. These plexuses play a crucial role in transmitting motor signals for movement and sensory signals for touch, pain, and temperature perception.
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Briefly describe the role of the ribosome and tRNA in translating the mRNA sequence into an
amino acid chain.
Answer:
Explanation:
Messenger RNA (mRNA) is translated into protein by the joint action of transfer RNA (tRNA) and the ribosome, which is composed of numerous proteins and two major ribosomal RNA (rRNA) molecules. ... Transfer RNA (tRNA) is the key to deciphering the code words in mRNA. The ribosome brings together the mRNA to be translated and a set of molecules called transfer RNAs, or tRNAs, which are floating in the cell. ... Each tRNA is designed to carry a specific amino acid that it can add to a polypeptide chain. tRNAs bring their amino acids to the mRNA in a specific order.
A critical rewiew of the literature is necessary in nearly all research projects. True False QUESTION7 OLioctivity and parsimony ase toet rolated to the rigor of an invesigatoo? Truse False QUESTION B Scientific itwestigatoo is characterized by a good theoretical base and a sound methodological design. These charactetistics are both relsted to the of the invesigation Wist must be filled on the line? Rigor Precision and contidance. Otinectivity Farnemeriv.
1. True 2. True 3. Scientific investigation is characterized by a good theoretical base and a sound methodological design. These characteristics are both related to the Option a. Rigor
True - A critical review of the literature is necessary in nearly all research projects. It helps researchers understand the existing knowledge and gaps in the field, identify relevant theories and methodologies, and build upon previous studies.
True - Objectivity and parsimony are both related to the rigor of an investigation. Objectivity refers to the impartiality and lack of bias in conducting and interpreting the research, while parsimony refers to the principle of simplicity in explaining phenomena or choosing the most straightforward explanation. Both objectivity and parsimony contribute to the rigor of a scientific investigation.
a. Rigor - Scientific investigation is characterized by a good theoretical base and a sound methodological design. These characteristics are both related to the rigor of the investigation. Rigor refers to the thoroughness, precision, and reliability of the research process, including the theoretical underpinnings and the robustness of the methods employed.
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The correct question is:
1. A critical review of the literature is necessary in nearly all research projects.
True
False
2. Objectivity and parsimony are both related to the rigor of an investigation?
True
False
3. Scientific investigation is characterized by a good theoretical base and a sound methodological design. These characteristics are both related to the of the investigation What must be filled on the line?
a. Rigor
b. Precision and confidence.
c. Objectivity
d. Parsimony..
Which technique can be used in situations such as a small mouth, shallow palate, or the presence of tori?
Answer: Bisecting
The Bisecting technique can be used in situations such as a small mouth, shallow palate, or the presence of tori.
The Bisecting technique, also known as the Short-cone technique, is used in situations where intraoral films are to be taken for patients who have shallow palates, small mouths, or tori.
The Bisecting technique is recommended when there is no alternative or for certain selected teeth with difficult-to-access root canals.
The bisecting angle technique is used when it is difficult to position the film parallel to the long axis of the tooth and is considered the standard method of periapical radiography. It has also been known as the original technique, being used by Roentgen when he first discovered x-rays and has undergone significant modifications over the years, and is still commonly used today.
The bisecting angle technique is used to minimize the distortion of the object (tooth) and reduce the size of the shadow.
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a) tape waxed paper to the outside of the boat hull
b) increase the height of the sides
c) lower the sides; make base larger
d) cover the exterior with tape
pls help
Based on the information given, the team should modify the design of Boat 1 by lowering the sides and making the base larger. Option C
Why should they lower the sides; make base larger?Based on the information provided in the picture, it can be assumed that boat 2 that had long, wide, flat, bottom with lower sides won the first trail. This could only mean that although boat 1 had a high wall to prevent water from entering their boat, it could have made their boat heavier and slower. However, reducing the height of the sides and waxing the box of their boat could make a huge difference.
The above answer is based on the information provided below as seen in the picture.
If you put a ball of clay in water, it sinks; clay is denser than water. So, how can you make a boat out of clay that floats? Students were challenged to make a clay boat. Not only did they have to make a boat, they had to hold cargo. The teacher challenged each team to build a boat AND to see which boat would hold the most cargo (metals washers). Their supplies included:
2 oz. (60 g) clay
12" (30 cm) masking tape
1 sheet wax paper
4-5 paper towels
tub of water (shared)
metal washers
The students worked on their boats and finally had the first trial run. Boat 1 and Boat 2 were in hot competition. Boat 1 had high sides to prevent water from entering the boat. Boat 2 had a long, wide, flat bottom with lower sides. The inside of the boat was lined with waxed paper. If Boat 1 wants to beat Boat 2 in the second trial, how should the team modify the design?
a) tape waxed paper to the outside of the boat hull
b) increase the height of the sides
c) lower the sides; make base larger
d) cover the exterior with tape
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an ecosytem can be depicted by the simplified food chain shown; autotrophs form the foundation of the ecosystem, above them are different levels of heterotrophs (e.g., herbivores, carnivores). heterotrophs and autotrophs both eventually become fodder for the decomposers that break down dead organic material. among statements a, b, and c, which is false? a. bacteria can be found in all three groups, i.e., among heterotrophs, autotrophs, and the decomposers. b. autotrophs comprise only those types that can use light energy; i.e, photosynthesize. c. carbon dioxide cycles between groups; e.g., heterotrophs produce it and autotrophs use it. d. generally, most lithotrophic bacteria would fit into the ecosystem level of autotrophs. e. none of a, b, c, or d is false f. two of a, b, c, and d are false
The false statement among a, b, and c is statement b: autotrophs comprise only those types that can use light energy; i.e., photosynthesize.
Autotrophs are organisms that can produce their own food using energy from non-living sources such as sunlight (phototrophs) or inorganic chemicals (chemotrophs). While many autotrophs are indeed photosynthetic, using light energy to convert carbon dioxide into organic matter, there are also chemosynthetic autotrophs that use energy from inorganic compounds such as sulfur or hydrogen to produce organic compounds. Therefore, statement b is false.
Statement a is true, as bacteria can be found in all three groups, playing roles as autotrophs, heterotrophs, and decomposers. Statement c is also true, as carbon dioxide cycles between groups, with heterotrophs producing it and autotrophs using it. Statement d is generally true, as lithotrophic bacteria obtain energy from inorganic sources and could be considered autotrophs in the ecosystem. Therefore, the answer is e: none of a, b, c, or d is false.
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38. Coat colour in general has intrigued scientists all over the world for centuries. Such an interest 4 could be explained by its phenotypic characteristics being easily recognizable, making it simple to follow the inheritance from generations to generations. Therefore, coat colour has become a model phenotype for studying gene action and gene interactions. The given diagrammatic representation shows the inheritance of coat colour in mice.
Analyze it carefully and answer the following questions
a. Identify the dominant and recessive trait in the coat colour.
b. Which mouse is heterozygous for coat colour-A/B/C/D? Support your choice with a valid reason
c. Find out the phenotypic and genotypic ratio if two members in the family "P" interbreeds (Show the working using a Punnett square)
d. Find out the phenotypic and genotypic ratio if a female in family P interbreeds with a white coat coloured male in family R. (Show the working using a Punnett square)
Inheritance of coat color in mice is determined by the interaction of genes, hormones, and environmental factors.
What do you mean by inheritance?
In biology, inheritance is the process by which characteristics are passed from one generation to the next. Inheritance occurs when an organism passes on its genes, or genetic information, to its offspring. This includes both physical traits, such as eye color and hair color, as well as more complex traits, such as intelligence and personality. Inheritance plays an important role in evolution, as it allows for the adaptation of species to their environment over time.
A. The dominant trait in the coat color is black (represented as B) and the recessive trait is white (represented as b).
B. Mouse C is heterozygous for coat color as it contains both the dominant and recessive trait (Bb).
C. The phenotypic ratio and genotypic ratio of the interbreeding between two members in family "P" will be 1:1 for both the ratio. The Punnett square for this interbreeding is shown below:
P1: BB
P2: Bb
B B
B Bb
D. The phenotypic ratio of the interbreeding between a female in family P and a white coat colored male in family R will be 3:1, with black being the dominant phenotype. The genotypic ratio will be 1:2:1, with BB, Bb, and bb being the genotypes. The Punnett square for this interbreeding is shown below:
P: Bb
R: bb
B Bb
b Bb
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Please fill out the following chart.
1.(Genetic Drift) Allele ______ change by chance
2.(Gene Flow) The _______ of alleles from one ______ to another changes the allele frequencies in each population
3.(Mutation): Write description.
Genetic drift is allele frequencies change by chance whereas, gene flow is the movement of alleles from one population to another.
Thus, gene flow is the movement of alleles from one population to another which changes the allele frequencies in each population.
Mutation is the introduction of new genetic variation into a population by changing the DNA sequence of an organism. Mutations arise spontaneously or can be induced by environmental factors, which result in changes in protein structure, gene expression or phenotype of an organism.
Mutations can be harmful or beneficial to the gene and provide the base for natural selection. Mutations can lead to evolutionary changes within a population as they accumulate in the population with time.
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why were the Galapagos islands so significant for our understanding of evolution?
Answer:
It had lots of Galapagos turtles
Explanation:
Each month, a graafian follicle ruptures on the ovarian cortex, and an ovum releases into the pelvic cavity and into the fallopian tube. This process is known as ________.
Each month, a graafian follicle ruptures on the ovarian cortex, and an ovum releases into the pelvic cavity and into the fallopian tube. This process is known as Ovulation.
The process of an egg being released from the ovary is called ovulation. The egg is released and travels down the fallopian tube, where it remains for 12 to 24 hours before being fertilized. The egg may or may not be fertilized by sperm when it is released. If the egg is fertilized, it may move to the uterus where it will implant and grow into a pregnancy.
Follicle-stimulating hormone (FSH), which is released by your body during the follicular phase, aids in the maturation and preparation of the egg in your ovary for release.
When the egg is fully developed, your body produces a large amount of luteinizing hormone (LH), which causes the egg to be released. Around day 14, between 28 and 36 hours after the LH spike, ovulation typically takes place.
Luteinization occurs after ovulation. In the event of pregnancy, hormones will prevent the lining from shedding. If not, bleeding will begin on or around day 28 of the cycle, starting the following cycle.
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Inactivation of a transporter in the presynaptic membrane would be expected to
A) increase the levels of the transmitter in the synapse.
B) increase synthesis of the transmitter.
C) increase reuptake of the transmitter.
D) provide negative feedback on synthesis or release of transmitter.
E) increase the transmitter synthesis.
Inactivation of a transporter in the presynaptic membrane would be expected to increase the levels of the transmitter in the synapse.
The presynaptic membrane contains transporters. The synaptic cleft is the place where the transporter works. Neurotransmitter is transported back into the cell and recycled. Because of the inactivation of a transporter in the presynaptic membrane, the transporter is no longer functional. As a result, neurotransmitters are not recycled and are trapped in the synapse. The concentration of neurotransmitters in the synapse is therefore raised.
The synaptic cleft is a gap between the presynaptic neuron and the postsynaptic neuron. When the presynaptic neuron is activated, it releases neurotransmitters into the synaptic cleft. Neurotransmitters travel from the presynaptic neuron to the postsynaptic neuron via the synaptic cleft. Transporters are in the presynaptic membrane and serve to transport neurotransmitters back to the cell to be recycled. If the transporter is inactivated, it will no longer be able to transport neurotransmitters back to the cell.
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Where would you find Trade
Winds on planet Earth?
You use an electric motor that requires
850 j of energy to lift the mass.
help me, please. :d
Answer:
You can then quantify the motor's part-load by comparing the measured input power under load to the power required when the motor operates at rated capacity.
Explanation:
You are studying a population of Dlugosch’s Small Octopus that has been suffering from a skin disease. In your work, you find that some individuals have more resistance (immunity) to the disease than others. You remember learning about life history trade-offs in your Ecology class, and you hypothesize that immunity trades off with investments in other major life history traits in the octopuses. You decide to design a study to test whether higher immunity leads to a lower number of eggs produced by females.
9. State a prediction for what the results of your study would look like if they support the hypothesis given in the Mission.
Make a figure of results that would be consistent with that prediction:
Label y axis with the variable that should be on the
Label x axis with the variable that should be on the
Draw results bars or lines consistent with your prediction
If the infection reduces the population size of the octopus, would you predict an r or a K strategy would be more likely to evolve (based on what we discussed in class)? Explain why that life history strategy would be favored in a small population, and give at least two traits associated with the strategy that you predict.
If higher immunity leads to a lower number of eggs produced by females in Dlugosch's Small Octopus, then there will be a negative correlation between immunity level and egg production.
A K approach would be more likely to develop if the illness causes the octopus population to decline. Resources are few in a tiny community, therefore long-term stability and survival are prioritized over rapid population expansion. The K approach emphasizes having fewer kids while allocating more resources to ensuring their survival and welfare. In a small population, the following two characteristics connected to a K strategy might be more prevalent:
Increased parental care: Parents invest more time and resources in raising a smaller number of offspring to increase their chances of survival and reproductive success.
Delayed maturation: Individuals take longer to reach reproductive maturity, allowing them to invest more time in growth, development, and building up resources before reproduction.
These traits help ensure the survival and success of the limited number of offspring in a small population, aligning with the K-selected life history strategy.
In this figure, the y-axis represents the number of eggs produced by females, and the x-axis represents the immunity level of the octopuses. The bars or lines would show a decreasing trend as the immunity level increases, indicating a negative relationship between immunity and egg production.
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hi i am bob i am a gold fish
Answer:
hi bob are you a gold fish so why did you use phone because you stay at in water
Explanation:
goodluck bob and becarful the cat
Answer:
I’m a duck
Explanation:
How does the cycling of water and carbon support an organism's ability to make macro molecules?
The cycles of water and carbon support an organism's ability to make macro molecules because major biomolecules are mainly composed of carbon and water is a fundamental reactant for many biochemical reactions.
What are the cycles of water and carbon?The cycles of water and carbon refer to the movement of carbon-based compounds and water into biotic factors (e.g. the atmosphere) and biotic factors (life), which is fundamental to maintain life because all organisms contain carbon and water is required to carry out chemical reactions.
Therefore, we can conclude that the cycles of water and carbon are fundamental to sustaining life because organisms have biomolecules based on carbon and water is a reactant for biochemical processes.
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A brain injury to a patient results in paralysis of the right hand. Which descending tract is most likely affected?
a. Right lateral corticospinal tract
b. Left lateral corticospinal tract
c. Right anterior corticospinal tract
d. Left corticobulbar tract
The descending tract that is most likely affected in a patient with right hand paralysis due to a brain injury is the left lateral corticospinal tract. Option B is correct.
The corticospinal tracts are pathways responsible for carrying motor signals from the brain to the spinal cord, which then transmit the signals to the muscles, allowing for voluntary movement. These tracts consist of two parts: the lateral corticospinal tract and the anterior corticospinal tract.
The lateral corticospinal tract primarily controls voluntary movement of the limbs, including the hands. It crosses over from one side of the brain (cerebral hemisphere) to the opposite side of the spinal cord, meaning that the left hemisphere of the brain controls movements on right side of the body, and vice versa.
Hence, B. is the correct option.
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