Answer:
What are you referring to???
Plant and animal cells have a lot in common. Compare and contrast the two cells. Select the features that you find in BOTH types of cells. Question 17 options: membrane, nucleus, cytoplasm, membrane, chloroplasts, nucleus cell wall, cell membrane, nucleus cell membrane and cell wall, chloroplasts.
Answer and explanation:
Animal cells do not have cell walls or chloroplasts but both plant and animal cells contains nucleus and cell membrane.
What is the relationship between III-1 to III-2
Answer:
III 2 IS THE HUSBAND OF III1
A rock has been sent on a journey down through the layers of the Earth until it reaches the inner core. Explain what happens to the atoms in the rock as it moves through each layer.
Answer:
The rock components of the crust are slowly but constantly being changed from one form to another and the processes involved are summarized in the rock cycle (Figure 3.2). The rock cycle is driven by two forces: (1) Earth’s internal heat engine, which moves material around in the core and the mantle and leads to slow but significant changes within the crust, and (2) the hydrological cycle, which is the movement of water, ice, and air at the surface, and is powered by the sun.The rock cycle is still active on Earth because our core is hot enough to keep the mantle moving, our atmosphere is relatively thick, and we have liquid water. On some other planets or their satellites, such as the Moon, the rock cycle is virtually dead because the core is no longer hot enough to drive mantle convection and there is no atmosphere or liquid water.
Explanation:
hope it help you
pick me as the brainliest
Discrete Trial Training consists of massed trials of stimulus - response - reinforcement.
A. True
B. False
The statement that DTT consists of massed trials of stimulus-response-reinforcement is false.
Discrete Trial Training (DTT) is a teaching technique commonly used in applied behavior analysis (ABA) to teach new skills to individuals, particularly those with autism spectrum disorder. In DTT, trials are indeed used to present a stimulus, elicit a response, and provide reinforcement based on the response. However, DTT does not typically involve massed trials.
In DTT, each trial is structured and broken down into smaller components, providing clear instructions or cues, allowing for a specific response, and providing immediate feedback and reinforcement. The emphasis is on individualized instruction, repetition, and systematic teaching of specific skills. Trials are typically conducted in a structured and controlled environment, focusing on teaching one skill at a time.
Massed trials, on the other hand, involve presenting a high number of trials in rapid succession, often without breaks or varied stimuli. This is not the typical approach in DTT, as it may lead to learner fatigue, decreased motivation, and limited generalization of skills.
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An astronaut is planning a trip to a newly-discovered planet according to the law of universal gravitation, the astronaut weight in the new planet will be greater than his weight on earth if:
The new planet has more mass than Earth but the same radius. The mass of the astronaut will be calculated by the use of Newton's gravitational equation. The weight of the astronaut depends completely on its mass and the gravitational acceleration of the planet.
Gravitational acceleration is directly proportional to the mass of the planet and indirectly proportional to the radius of the planet. Hence, when the gravitational acceleration increases the planet's mass will increase therefore the radius will decrease. The astronaut's mass will depend on these factors.
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1. the movement of water into area with high concentration of dissolved solutes in order to equal out the solute concentration is
a) concentration
b) diffusion
c) osmosis
d) blood oxygen level
what was the problem of Reid's experiment ?
Answer:
Redi went on to demonstrate that dead maggots or flies would not generate new flies when placed on rotting meat in a sealed jar, whereas live maggots or flies would. This disproved both the existence of some essential component in once-living organisms, and the necessity of fresh air to generate life.
Explanation:
Why could the change in the tilt of Earth cause temperatures on
Earth to change?
The change in the tilt of the Earth can affect the distribution of sunlight and thus influence temperatures on Earth.
Earth's tilt and temperatureThe tilt of the Earth, known as obliquity, affects the distribution of sunlight and influences temperatures.
A greater tilt leads to more pronounced seasons, with hotter summers and colder winters, while a lesser tilt reduces the seasonal contrast. These changes occur over long timescales.
However, short-term climate variations are primarily influenced by factors like greenhouse gases, ocean currents, and atmospheric circulation patterns.
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Endosymbiosis is a theoretical process that may explain the origins of several organelles found in eukaryotic cells. In this theory, these organelles were once separate organisms that formed symbiotic relationships with other cells millions of years ago, leading to the cell structures we see today.
Which of the following characteristics of mitochondria BEST supports the argument that
mitochondria were once separate organisms?
A. Mitochondria produce chemical energy in the form of ATP.
B. Mitochondria have their own unique, double stranded DNA.
C. Mitochondria divide by pinching in half, similar to the process used by bacteria.
D. Mitochondria contain a double membrane and the inner membrane looks very similar to
bacterial membranes.
Answer:
B. Mitochondria have their own unique, double stranded DNA.
Explanation:
The nose has mucus, a sticky substance. When outside air passes through the nose, the mucus
. Bronchitis, an inflammation of the bronchioles, is a condition in which the bronchioles are filled with mucus. When mucus accumulates,
.
The nose has mucus, a sticky substance. When outside air passes through the nose, the mucus filters the air. Bronchitis, an inflammation of the bronchioles, is a condition in which the bronchioles are filled with mucus. When mucus accumulates less air reaches to the lungs.
What is bronchitis?Bronchitis is a disease in which there is an inflammation in the lining of the bronchioles, this causes them to have a cough and this cough has mucus. It is a respiratory infection that spreads from the nose and trachea to the lungs. It can be contracted by a bacterial infection.
The symptomatology is: cough with mucus, inflammation of the bronchi, respiratory distress, general malaise, obstruction of the alveoli (with mucus), fatigue, among others.
Therefore, we can confirm that the nose has mucus, a sticky substance. When outside air passes through the nose, the mucus filters the air. Bronchitis, an inflammation of the bronchioles, is a condition in which the bronchioles are filled with mucus. When mucus accumulates less air reaches to the lungs.
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HELPPP MEEEEE!!!!!!!!!!!!!111
Answer:
Group A
Explanation:
Answer:
C. Group A
Explanation:
First, let's define accuracy and precision.
Precision: the measurements are all close to each other
Accuracy: the measurements are close to the true value.
Let's examine the answer choices.
A. Group C: 32.1 g, 35.0 g, 25.0 g
This is not accurate or precise. The measurements are far from each other and only one is close to 25 g.
B. Group D: 20.0 g, 25.0 g, 30.0 g,
The measurements are relatively accurate and precise. They are within 5.0 grams of each other and the true value.
C. Group A: 28.5 g, 28.4 g, 28.5
The measurements are the most precise. They are all within 0.1 gram of each other. They are also somewhat accurate.
D. Group B: 25.5 g, 25.0 g, 24.8 g
The measurements are not precise or accurate. There is one measurement that is far from the true value and the other measurements.
Therefore, the most precise measurements are from Group A.
9. What organisms perform denitrification?
Answer:
Thiobacillus denitrificans, Micrococcus denitrificans, and some species of Serratia, Pseudomonas, and Achromobacter.
Explanation:
why do people feel the need to breathe out of their mouth?
(mouth breathing)
Answer:
Why wouldn't they. but why do u breathe out of your mouth
If you voltage clamp the squid axon from rest to +70 mV, voltage-dependent Na+ channels will activate and Na+ ions will flow in which direction across the membrane?
When the squid axon is voltage-clamped and the voltage is stepped to +70 mV, voltage-dependent Na+ channels will indeed activate. At this membrane potential, the voltage-gated Na+ channels open, allowing Na+ ions to flow into the axon.
During the resting state, the inside of the axon is negatively charged compared to the outside. When the membrane potential is increased to +70 mV, the inside of the axon becomes less negative relative to the outside. This change in potential triggers the activation of the voltage-gated Na+ channels, which have an activation threshold around this voltage range.
Upon activation, the voltage-gated Na+ channels open their activation gates, allowing Na+ ions to move into the axon. This influx of Na+ ions occurs down their electrochemical gradient, moving from the extracellular fluid (outside the axon) to the intracellular fluid (inside the axon).
Therefore, when the squid axon is voltage-clamped to +70 mV, Na+ ions will flow into the axon across the membrane.
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Two or more species often live in close association with one another. mutualism is a type of interaction between two species in which __________.
Answer:
Both species will benefit from each other. It is a +/+ interaction.
Instead of a brown bear, in the taxonomy example in the lesson, let's say we had a giant panda. Which taxa would change? Find out what they would change to and report your findings here.
Hello, given below is the answer:-
A bear belongs to the phylum Chordata (because it has a spine), the class Mammalia (mammals have many distinguishing characteristics, including hair and producing milk for their young), the order Carnivora (will usually eat meat--some bears are exceptions in this category), the family Ursidae (the bear family of animals). The genus and species are the particular type of bear, in this case, let's say it's a brown bear. So our genus would be Ursus, and our species would be arctos. Yes. I think so it's like that only.
Hope it helps you...Answered by Benjemin
A bear belongs to Phulum chordata.
Thank you
please heip i am giving away brainiliest for the best answer
Which substance produced by the immune system is involved in both active and passive immunity?
A. antibiotic
B. antibody
C.vaccine
d. mucus
no dam links
Answer: b
Explanation:
Answer:
B. Antibody
Explanation:
Trust me I've learned this is middle school
the model shows the hierarchical organization of the human nervous system. select the level of organization that is a group of tissues working together.
The level of organization in the human nervous system that represents a group of tissues working together is the organ level.
At this level, structures such as the brain and spinal cord, made up of multiple types of tissue such as neurons and supportive glial cells, work together to perform specific functions. For example, the brain is made up of multiple regions that work together to perform functions such as sensation, movement, and cognition. Similarly, the spinal cord, made up of gray and white matter, receives and transmits neural signals between the brain and the periphery. This level of organization is the foundation of the nervous system, where the different tissues work together to make sure the system runs smoothly.
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Fastttttttttttttttttttt
PLLLSSS HELP ME I WILL GIVE BRAINIEST
in the Fall of the year, leaves appear red, orange, yellow and brown because the chlorphyll decreases in the leaves and allows the --(blank)-- pigments to reflect mostly colors other than green.
possible answers than can go in the blank are primary or accessory
The appropriate word to fill into the blank would be accessory.
In the Fall of the year, leaves appear red, orange, yellow, and brown because the chlorophyll decreases in the leaves and allows the accessory pigments to reflect mostly colors other than green.
The core pigment in leaves that makes them appear green is chlorophyll. The pigment is primarily responsible for absorbing light energy to drive the photosynthetic process in plants.
Some other pigments, also known as accessory pigments such as carotenoids, anthocyanins, xanthophylls, etc., help out chlorophyll in some ways but have colours that are different from green.
Thus, the appearance of other colours such as orange, yellow, brown, etc., on leaves is due to a decrease in chlorophyll and the reflection of the colours of the accessory pigments.
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In a normal cell when a mistake or mutation is detected, the cell cycle is stopped and the cell
Check ALL answers that apply
Continues on in the cell cycle without repair
Is repaired and continues in the cell cycle
Goes through apoptosis if the damage can not be repaired
Waits for repair, is repaired and continues in the cell cycle
In a normal cell when a mistake or mutation is detected, the cell cycle is stopped and the cell is repaired and continues in the cell cycle, goes through apoptosis if the damage can not be repaired and waits for repair, is repaired and continues in the cell cycle (option 2, 3 and 4).
What are cell cycle checkpoints?The expression cell cycle checkpoints denote different stages in the cell cycle where the cell 'control' everything is fine in order to proceed.
Therefore, with this data, we can see that cell cycle checkpoints are control processes of the cell.
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three factors that affect the jet stream
Answer:
The seasons of the year, location of low and high pressure systems and air temperature all affect when and where a jet stream travels.
Explanation:
Going from a gas to a liquid is called condensation.
True
False
Answer:
Going from a gas to a liquid is called condensation - TRUE.
which of the following are key elements of darwin's theory of evolution by natural selection?
Answer:
Independent assortment and crossing over contribute to diversity within a population's gene pool. These processes occur during meiosis and result in the recombination of DNA.
Explanation:
♥☺ hope it helped
The three pillars of Darwin's theory of evolution are genetic variety, fitness, and adaptation. Overproduction and competition are other crucial components of this process.
What Darwin's theory of evolution by natural selection?Charles Darwin's theory of evolution is known as natural selection. Due to the limited supply of resources in nature, animals have inherited traits that aid in both survival and reproduction.
Typically, produce more offspring than their contemporaries, leading to an increase in the frequency of such traits across successive generations.
Natural populations exhibit variation, and every population has more offspring than the environment can support. The result of this Overproduction is that those people who have the highest level of environmental genetic fitness will have offspring who are better able to compete in that environment.
Therefore, Genetic variation, fitness, and adaption are all factors in Darwin's theory of evolution.Overproduction and competition are other crucial components of this process.
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ribe how organelles of the endomembrane system work together to synthesize and deliver a protein to its proper, final destination?
The endomembrane system, including the endoplasmic reticulum, Golgi apparatus, and vesicles, collaborates to synthesize proteins in the ER, modify them in the Golgi, and transport them to their correct destinations via vesicles, ensuring proper protein synthesis and delivery within the cell.
The endomembrane system in cells consists of various organelles, including the endoplasmic reticulum (ER), Golgi apparatus, and vesicles, which work together to synthesize and deliver proteins to their proper final destinations.
Here's a general overview of the process:
1. Protein synthesis begins in the rough endoplasmic reticulum (RER), where ribosomes attached to the ER synthesize proteins directly into the ER lumen. These proteins can be destined for different cellular compartments, such as the plasma membrane, lysosomes, or secretion outside the cell.
2. As the proteins are synthesized, they undergo folding and modifications within the ER lumen, including the formation of disulfide bonds and addition of sugars (glycosylation). These modifications help to ensure proper protein folding and stability.
3. After synthesis and initial modifications, the proteins are packaged into transport vesicles derived from the ER membrane. These vesicles bud off from the ER and carry the proteins to the Golgi apparatus.
4. The transport vesicles fuse with the cis-Golgi network, which is the entry point of the Golgi apparatus. Within the Golgi, proteins undergo further processing, including additional modifications and sorting.
5. As proteins move through the Golgi apparatus from the cis-Golgi to the trans-Golgi network, they pass through various compartments called cisternae. These compartments are responsible for modifying the proteins further and sorting them based on their destination.
6. At the trans-Golgi network, proteins are sorted into specific vesicles based on their targeting signals or tags. These vesicles can either carry proteins to the plasma membrane for secretion or to other organelles, such as lysosomes or endosomes.
7. The vesicles containing the proteins bud off from the trans-Golgi network and are transported to their respective destinations. The vesicles may fuse with the plasma membrane to release the proteins outside the cell or fuse with other organelles to deliver proteins to their specific compartments.
Throughout this process, various molecular signals, sorting receptors, and vesicular transport machinery ensure that proteins are correctly sorted and delivered to their final destinations. The cooperation of the ER, Golgi apparatus, and vesicles within the endomembrane system allows for the efficient synthesis, modification, and delivery of proteins to their proper locations within the cell.
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Are gender traits completely a result of societal expectations?
No, Gender traits are not as a result of societal expectations. They are as a
result of biophysical processes in the body.
Both genders have their unique chromosomes composition in which
Males have XY.Females have XX.During reproduction, the male sex cell passes either the X or Y chromosome
to the offspring while the female pass only the X chromosomes.
This depicts that the male sex cells which is the sperm is the main
determinant in the gender of a child.
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Which of these actions is an unsustainable practice?
A. Expanding the amount of fossil fuels extracted from an area
о B. Selling locally caught fish in a local market
C. Selling extra carbon credits on an international carbon market
D. Limiting the number of fish harvested in an area
A. Expanding the amount of fossil fuels extracted from an area is an unsustainable practice. This action can lead to depletion of nonrenewable resources, environmental damage, and contribute to climate change.
What is Carbon Market?
A carbon market is a system where companies and governments can buy and sell carbon credits, which represent the right to emit a certain amount of greenhouse gases. The goal of a carbon market is to reduce greenhouse gas emissions by creating a financial incentive for entities to reduce their carbon footprint. Entities that emit fewer greenhouse gases than their allotted amount can sell their unused credits to entities that exceed their allotted amount. Carbon markets can be regional, national, or international in scope. The largest carbon market is the European Union Emissions Trading System (EU ETS), which covers more than 11,000 power stations and industrial plants in 31 countries.
An unsustainable practice refers to an activity or behavior that is harmful to the environment and cannot be maintained over a long period of time without causing damage. The correct answer to the question is A, expanding the amount of fossil fuels extracted from an area. The reason for this is that the extraction and burning of fossil fuels contribute to climate change and environmental degradation, and their use is not sustainable in the long run.
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Type the correct answer in each box. Spell all words correctly.
Illustration of Earth surface divided into 4 parts. Top to bottom, represented with small dashes, small circles, rectangular pattern blocks, long and short dashes, and a narrow tube horizontal to the first layer and passing down is labeled A and B.
The part labeled A is a , and the part labeled B is a .
The part labeled A is the crust and the part labeled B is the outer core.
From the diagram:
-small dashes is the Crust.
-small circles is the mantle.
-rectangular pattern blocks is the outer core.
-long and short dashes, is the inner core.
What is the earth?
This is the third planet in order from the solar system. It is one of the four inner or terrestrial planets of the solar system. It is the fifth largest planet in the solar system with respect to size and mass.
The Earth's surface is divided into 4 layers namely:
. The Crust: This is the outermost hard part of the earth. It is fragile in nature. The density of the crust differs under the waters and land areas. The oceanic crust is less dense as compared to the continental crust. The continental crust is denser in mountainous areas. It is comprised of heavier rocks of a density of 3 g/cm3.
.The mantle: This is the layer after the crust. it spans from Moho’s discontinuity to a depth of 2,900 km. The upper portion of the mantle is called the asthenosphere. It is the main source of magma that is evolved to the surface during volcanic eruptions. It is denser than the crust’s (3.4 g/cm3). The crust and the uppermost part of the mantle are called the lithosphere. Its thickness is between 10-200 km. The asthenosphere extends beyond the lower mantle. It is in a solid state.
The outer core: This is located at the depth of 2,900 km below the mantle. It is in a liquid state. The density of material at the mantle core boundary is about 5 g/cm3.
The inner core: The inner core is in a solid state. It is made up of very heavy material mostly constituted of nickel and iron. It is sometimes referred to as the nife layer. The density value is about 13g/cm3.
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The part labeled A is the crust and the part labeled B is the outer core.
From the diagram:
-small dashes is the Crust.
-small circles is the mantle.
-rectangular pattern blocks is the outer core.
-long and short dashes, is the inner core.
What is the earth?
This is the third planet in order from the solar system. It is one of the four inner or terrestrial planets of the solar system. It is the fifth largest planet in the solar system with respect to size and mass.
The Earth's surface is divided into 4 layers namely:
. The Crust: This is the outermost hard part of the earth. It is fragile in nature. The density of the crust differs under the waters and land areas. The oceanic crust is less dense as compared to the continental crust. The continental crust is denser in mountainous areas. It is comprised of heavier rocks of a density of 3 g/cm3.
.The mantle: This is the layer after the crust. it spans from Moho’s discontinuity to a depth of 2,900 km. The upper portion of the mantle is called the asthenosphere. It is the main source of magma that is evolved to the surface during volcanic eruptions. It is denser than the crust’s (3.4 g/cm3). The crust and the uppermost part of the mantle are called the lithosphere. Its thickness is between 10-200 km. The asthenosphere extends beyond the lower mantle. It is in a solid state.
The outer core: This is located at the depth of 2,900 km below the mantle. It is in a liquid state. The density of material at the mantle core boundary is about 5 g/cm3.
The inner core: The inner core is in a solid state. It is made up of very heavy material mostly constituted of nickel and iron. It is sometimes referred to as the nife layer. The density value is about 13g/cm3.
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how many chromosomes are in the cell of a camel after mitosis?
Answer:
The camel (Camelus spp) has 74 chromosomes in total, or 37 pairs of chromosomes.
The number of chromosomes in the cell of a camel after mitosis is 70.
After mitosis, the cell of a camel will have the same number of chromosomes as it had before mitosis. This is because mitosis is the process of cell division that produces two daughter cells that are genetically identical to the parent cell.
In the case of a camel, the number of chromosomes in each cell is 70. Therefore, after mitosis, each daughter cell will also have 70 chromosomes.
Here is a step-by-step explanation of what happens during mitosis:
1. The chromosomes in the parent cell duplicate, resulting in two copies of each chromosome.
2. The duplicated chromosomes line up at the equator of the cell.
3. The sister chromatids (the two copies of each chromosome) are pulled apart by spindle fibers and move to opposite ends of the cell.
4. The cell divides, forming two daughter cells, each with a complete set of 70 chromosomes.
So, to answer the question, the number of chromosomes in the cell of a camel after mitosis is 70.
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I don’t know what to do
Explanation:
sorry I'm also not understanding it properly , I apologise