Answers
Answer:
choose the largest ratio
(maybe 4:1?)
Explanation:
larger ratios are the ones that with hold the most maximization for diffusion
( More the surface area to volume ratio, more is the diffusion.)
Related Questions
A liver cell can make enzymes that a heart cell cannot make because liver cells...
Answers
Liver cells use different genes than the heart cells use.
The term ______ refers to all chemical reactions occurring in the body.
respiration
assimilation
digestion
metabolism
Answers
Answer: metabolism
Explanation:
Many people think that metabolism is just the process of creating energy, but it is so much more than that. However, any chemical process that occurs in the body with the idea of being life-sustaining is considered metabolism. The rate of metabolism varies from person to person, with some people having faster metabolism than others.
The term metabolism refers to all chemical reactions occurring in the body. Therefore, option D is correct.
Metabolism contains a wide range of processes involved in the conversion of nutrients into energy, the synthesis of molecules needed for cellular activities, and the breakdown of substances for elimination.
Metabolism is of two types and that is anabolism and catabolism. Catabolic reactions involve the breakdown of larger molecules into smaller ones, releasing energy in the process. Anabolic reactions involve the synthesis of larger molecules from smaller components, requiring energy input.
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Quadrupedal monkeys __________ Group of answer choices have long arched spines for flexible movement when leaping. hold their bodies parallel to the ground (pronograde posture) when walking have narrow rib cages with scapula on the side, limiting the range of motion in the shoulder All of these traits characterize quadrupedal monkeys
Answers
Answer:
All of these traits characterize quadrupedal monkeys
Explanation:
Quadrupedal monkeys have long arched spines that is used for flexible movement when jumping to a height. They hold their bodies parallel to the ground because of pronograde nature means these monkeys walking with the body by using four legs. While walking they have narrow rib cages with scapula on the side that limits the range of motion in the shoulder.
In prokaryotes, what type of RNA can and cannot be be used ? How about for Eukaryotes?
Thanks!
Answers
In prokaryotes, the type of RNA that can and cannot be used are dependent on the function it serves.In prokaryotes, three types of RNA can be used whereas RNA that doesn't undergo alternative splicing, such as rRNA, snRNA, and snoRNA, is not used in eukaryotes.
Prokaryotes are unicellular organisms that do not have a nucleus or membrane-bound organelles. The genetic material is present in the cytoplasm and is arranged in a single, circular DNA molecule. As a result, the RNA transcription and translation occurs in the same location. As a result, there is no alternative splicing or post-transcriptional modification.
Hence, all RNAs are synthesized from a single, uninterrupted gene.In prokaryotes, three types of RNA can be used: Messenger RNA (mRNA) transcribes the genetic information from DNA, which is then translated into a protein. Ribosomal RNA (rRNA) is a major component of ribosomes and is essential for protein synthesis. Transfer RNA (tRNA) is a specialized RNA molecule that carries amino acids to the ribosome during translation. In prokaryotes, RNA that undergoes splicing, such as hnRNA or pre-mRNA, is not used.Eukaryotes are multicellular organisms that have a nucleus and membrane-bound organelles.
Eukaryotic cells have linear DNA arranged into chromosomes and are located in the nucleus. RNA transcription occurs in the nucleus, while translation occurs in the cytoplasm. Eukaryotes also have alternative splicing and post-transcriptional modification. So,RNA that doesn't undergo alternative splicing, such as rRNA, snRNA, and snoRNA, is not used in eukaryotes. Eukaryotes have five types of RNA that can be used: Messenger RNA (mRNA), Ribosomal RNA (rRNA), Transfer RNA (tRNA), Small nuclear RNA (snRNA), and Small nucleolar RNA (snoRNA). RNA that doesn't undergo alternative splicing, such as rRNA, snRNA, and snoRNA, is not used in eukaryotes.
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outline characteristics of living organisms
Answers
Answer:
movement
respiration
nutrition
irritability
growth
excretion
reproduction
adaption
An individual with a protein deficiency typically experiences increased susceptibility to illnesses, muscle and joint pain, and difficulty concentrating. Why does a protein deficiency cause such diverse symptoms?
Answers
Answer:
The answer is option C
Explanation:
A protein deficiency causes diverse symptoms because immune, nervous, and muscle system cells require proteins for structure and regulation.
Proteins are the building blocks of bones, muscles, cartilage, skin, and blood. They also help in transporting oxygen, helps in blood clotting during injuries, etc.
Select the statement which best describes the characteristics a baby raccoon will inherit from a parent. (2 points)
zennie / iStock 2018
A striped tail, black fur across its eyes, and sharp claws
Brown fur and the ability to search for food in groups
Four legs and the need to hibernate when the weather is cold
Webbed feet with claws and fur, and white fur on its eyes
Answers
Answer:
they furry
Explanation:
link to answer is here
Answer:
A striped tail, black fur across its eyes, and sharp claws
Explanation:
got it right on my quiz
(20 point) {brainliest} please help meeee
A person is sitting with his hands in his lap, palms down. Which of the following statements is true?
A. The palms are on the inferior surface of the hand.
B. The palms are on the posterior surface of the hand.
C. The palms are on the anterior surface of the hand.
D. The palms are on the dorsal surface of the hand.
Answers
Blowfly eggs would most likely be found _____.
near the hands and legs
near the nose and mouth
in the hair and clothes
on the extremities
Answers
Answer:
near the nose and mouth
Explanation:
I'm 100% sure this is right
Answer:
near nose and mouth.
Explanation:
got it right!
please help me on this it's due tonight
Answers
Answer:
To better understand each other and not make any mistakes in their work because of a mistranslation.
You are given four test tubes containing purified biological macromolecules. The test tubes are unlabeled except for a number between 1 and 4. You are told that one test tube contains a protein, one contains a lipid, one contains a carbohydrate, and one contains a nucleic acid. You then perform some tests on the macromolecules and collect the following information:
1) Test tubes #2 and #4 contain nitrogen, but the other tubes do not.
2) The contents of test tube #3 are not soluble in water, but the contents of the other test tubes are soluble in water.
3) The contents of test tube #1 can be broken down into subunits that are all exactly identical to each other.
4) The macromolecule in test tube #2 is found to have a globular shape.
What are the identities of the macromolecules present in the four test tubes?
Answers
Answer:
#1:carbohydrate
#2:protein
#3:lipid
#4:nucleic acid
Explanation:
1) Test tubes #2 and #4 contain nitrogen, but the other tubes do not.
->we can infer that Tube #2 and #4 are amino acid(protein) and nucleic acid, because there is nitrogen amine group of protein and nitrogenous sugar base in nucleic acids.
->That means Tube #1 and # 3 are carbohydrates and lipid (actually some could have nitrogen).
2) The contents of test tube #3 are not soluble in water, but the contents of the other test tubes are soluble in water.
->We can infer that Tube # 3 is lipid, because lipids has long hydrocarbon chains often without hydrogen bonding(making it insoluble in water most of the time)
->We can then infer that Tube # 1 is carbohydrate
3) The contents of test tube #1 can be broken down into subunits that are all exactly identical to each other.
->We already know that Tube #1 is carbohydrate already which can be gone through hydrolysis reaction to divide to monosaccharides (this also can be somewhat not true because different monosaccharides can be linked).
4) The macromolecule in test tube #2 is found to have a globular shape.
->uncondensed DNA in A-,B-,Z- form will generally look like double helix. So we can infer that Tube #2 has protein(that are folded like "globular" tertiary and quaternary structure. Making #4 remaining nucleic acid
what is a basket with handle used for in biological technique
Answers
Answer:
specimen
for collection of specimens
Atmospheric transparency will increase when
1.
volcanic eruptions occur
2.
fog is produced
3.
insolation is reflected by clouds
4.
precipitation removes dust particles from the air
Answers
what may happen to a solid when it is continuously exposed to heat?
Answers
When a solid is continuously exposed to heat, it may undergo a phase change and transform into a liquid or a gas.
This happens because heat causes the molecules in the solid to gain energy and vibrate more rapidly. As a result, the attractive forces between the molecules weaken, and the solid's structure begins to break down.
If the temperature continues to increase, the solid will eventually reach its melting point and transform into a liquid. This is known as melting or fusion. If the temperature continues to increase even further, the liquid may reach its boiling point and transform into a gas. This is known as vaporization.
However, not all solids will transform into a liquid or gas when exposed to heat. Some solids may undergo a chemical reaction instead, breaking down into new compounds or elements.
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The first prokaryotes were probably fish. O True O False
Answers
Answer:
false
Explanation:
this is because phytoplankton came before fish way before them due to their living environments
Order the steps of glycogen synthesis. Not all descriptions accurately describe glycogen synthesis; therefore, not all the descriptions will be used; four of the descriptions will be used in the correct answer.
UDP-glucose pyrophosphorylase catalyzes the reaction of glucose-1-phosphate and UTP to UDP-glucose and PPi
Pyrophosphatase converts PPi and water to two Pi
Glycogen synthase adds a glucose unit from UDP-glucose to glycogen, producing a larger glycogen molecule and UDP
Glycogen synthease added a glucose unit from ADP-glucose to glycogen, producing a larger glycogen molecule and ADP
Glycogen synthase catalyzes a phosphorolysis reaction
Branching enzyme catalyzes transfer of 7 glucose units from a branch to form a new alpha 1 --> 6 branch.
Order the steps of glycogen synthesis. Not all descriptions accurately describe glycogen synthesis; therefore, not all the descriptions will be used; four of the descriptions will be used in the correct answer.
Answers
Glycogen is a branched polymer and the storage form of carbohydrates in the human body.
The main storage sites are the liver and skeletal muscle. Glycogen is the main source of energy during fasting or between meals. Glycogen provides energy for up to 18 hours, after which energy needs are met by the oxidation of fatty acids.
The 2 metabolic pathways of glycogen are glycogenesis (glycogen synthesis) and glycogenolysis (glycogen breakdown). The main regulatory enzymes in these processes are glycogen synthase (in glycogenesis) and glycogen phosphorylase (in glycogenolysis).
These pathways occur as a function of the energy needs of the cells, generally modulated by hormonal and allosteric regulators.
Abnormal accumulation of glycogen occurs with enzyme deficiencies, which cause different types of glycogen storage disorders.
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Create an animal using scientific knowledge about animals and adoption to create a new imaginary animal species but one sketch the animal park to describe it give it a creative name right that habitat and write the type of animal describe the adaptions on the following basis it’s food habit, breathing organs, defence mechanism for protection
Note: the subject is actually science not biology
Answers
The Lumifin's unique blend of bioluminescence, feeding adaptations, and defense mechanisms make it a captivating and enigmatic species within the Prismarium.
Introducing the Lumifin, a fascinating imaginary animal species residing in the radiant habitats of the Prismarium.
The Lumifin belongs to the phylum Luminaris and is a bioluminescent creature known for its captivating display of colors and unique adaptations.
Habitat: The Prismarium is a vibrant, crystal-filled animal park, where the Lumifin thrives.
It is a diverse environment, with prismatic rock formations, translucent flora, and shimmering water bodies that refract sunlight, creating a dazzling spectacle of light and color.
Type of Animal: The Lumifin is an arboreal omnivore, meaning it spends most of its life in the treetops and consumes both plant matter and small invertebrates.
Adaptations:
Food Habit: The Lumifin has a long, flexible tongue that can extend to remarkable lengths, allowing it to extract nectar from delicate flowers and capture elusive insects.
Its diet includes the sweet nectar of luminescent blossoms, which sustains its bioluminescent abilities.
Breathing Organs: To support its arboreal lifestyle, the Lumifin possesses highly efficient lungs with increased surface area.
These lungs enable it to extract oxygen more effectively from the air, ensuring a steady supply of oxygen during its acrobatic tree-dwelling activities.
Defense Mechanism: For protection, the Lumifin employs a combination of adaptations.
Firstly, it has the ability to change the intensity and color of its bioluminescence, allowing it to create dazzling displays to startle or confuse predators.
Secondly, it possesses a glandular system that produces a sticky bioluminescent mucus, which it can secrete as a defensive shield to discourage predators from approaching.
Its presence adds to the ethereal beauty and allure of the animal park, captivating visitors with its mesmerizing displays of light and color.
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The Lumifin's unique blend of bioluminescence, feeding adaptations, and defense mechanisms make it a captivating and enigmatic species within the Prismarium.
Introducing the Lumifin, a fascinating imaginary animal species residing in the radiant habitats of the Prismarium.
The Lumifin belongs to the phylum Luminaris and is a bioluminescent creature known for its captivating display of colors and unique adaptations.
Habitat: The Prismarium is a vibrant, crystal-filled animal park, where the Lumifin thrives.
It is a diverse environment, with prismatic rock formations, translucent flora, and shimmering water bodies that refract sunlight, creating a dazzling spectacle of light and color.
Type of Animal: The Lumifin is an arboreal omnivore, meaning it spends most of its life in the treetops and consumes both plant matter and small invertebrates.
Adaptations:
Food Habit: The Lumifin has a long, flexible tongue that can extend to remarkable lengths, allowing it to extract nectar from delicate flowers and capture elusive insects.
Its diet includes the sweet nectar of luminescent blossoms, which sustains its bioluminescent abilities.
Breathing Organs: To support its arboreal lifestyle, the Lumifin possesses highly efficient lungs with increased surface area.
These lungs enable it to extract oxygen more effectively from the air, ensuring a steady supply of oxygen during its acrobatic tree-dwelling activities.
Defense Mechanism: For protection, the Lumifin employs a combination of adaptations.
Firstly, it has the ability to change the intensity and color of its bioluminescence, allowing it to create dazzling displays to startle or confuse predators.
Secondly, it possesses a glandular system that produces a sticky bioluminescent mucus, which it can secrete as a defensive shield to discourage predators from approaching.
Its presence adds to the ethereal beauty and allure of the animal park, captivating visitors with its mesmerizing displays of light and color.
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Residual parent material refers to the *weathered rock* and *soil* that remains in its place of origin, while *transported parent material* is material that has been carried and deposited by natural agents such as water, wind, or glaciers.
The impact of these different types of parent material on *soil formation* can be significant. Residual parent material tends to contribute to the formation of soils with characteristics similar to the parent rock. The weathering process breaks down the rock into smaller particles, allowing for the development of soil horizons and the release of minerals that influence soil fertility. In contrast, transported parent material can introduce a diverse range of materials to a given area, leading to variations in soil composition, texture, and fertility. The transportation process can mix different types of sediment, resulting in the formation of heterogeneous soils with varying properties.
Answers
Residual parent material is the rock and soil that is still located in its original location and is weathered. Transported parent material is material that is carried and deposited by natural agents such as water, wind, or glaciers. The effect of these different types of parent material on soil formation can be significant.
Residual parent material usually contributes to the development of soils with qualities similar to the parent rock. The breakdown of rock into smaller particles through weathering enables the formation of soil horizons and the release of minerals that influence soil fertility.
The physical and chemical characteristics of soils derived from this form of parent material are often similar and homogeneous, allowing for predictable fertility and properties. Transported parent material, on the other hand, can introduce a diverse range of materials to a given area, resulting in variations in soil composition, texture, and fertility.
The transportation process can blend different types of sediment, resulting in the formation of heterogeneous soils with different characteristics. Transported parent material can also be exposed to weathering processes, altering its original composition and resulting in soils with varying degrees of fertility.
While transported parent material can increase the diversity of soil properties in an area, it can also make it difficult to predict soil characteristics, particularly in areas where different types of sediment have been deposited. The relationship between parent material and soil development is complex, with both the initial characteristics of the material and the surrounding environment influencing soil properties.
In general, residual parent material contributes to the development of homogeneous soils with predictable properties, while transported parent material can result in more diverse and heterogeneous soils.
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Tropomyosin is a rod-shaped protein with a mass of 70 kDa and a sedimentation coefficient of 2.6S. Hemoglobin is a spherical protein with a slightly smaller mass of 65 kDa, but a much higher sedimentation coefficient of 4.31S. Which property of tropomyosin accounts for its slow sedimentation?
a. high particle density
b. elongated shape
c. high mass
d. low partial specific volume
e. overall net charge
Answers
Answer:
Explanation:
m
A mutation causing an addition or a deletion of one base pair resulted in the production of a nonfunctional mutant protein. The sequences of the normal and mutant proteins are given below. Normal: Met - Tyr - His - Glu - Val Mutant: Met - Phe - Thr - Lys - Cys - Lys - Trp - Arg - .....
Was this mutation cause by an insertion or a deletion?
Answers
Answer:
Explanation:
The mutation was caused as a result of deletion of one letter of the codon A from tyrosine leading a shift in the reading frame.
Normal is
Normal - Met - Tyr -His- Glu- Val
Aug- Uac- Cac - Gaa -Gug
When a is removed from Tyrosine codon we have a shift in the reading frame to form a mutant with a new codon and protein.
Mutant - Met- Phe - Thr - Lys -Cys
Aug- Ucc- Acg - Aag -Ugu
Mutation is a sudden change in the genie of an organism that can be heritage by offspring from their parent.
Why do you think it’s a challenge to reduce fossil fuel usage in homes in the United States? How could the use of fossil fuels affect the biodiversity in neighborhoods and the surrounding ecosystems?
Answers
Answer:
Well,for starters fossil fuels have been there since the beginning of the country's life style in using it.Eg;for household used such as cooking.
Explanation:
The used of fossils may affect the surrounding biodiversity,and ecosystem due to the amount of Carbon Dioxide they emitted when being lit,which contributes to Ozone Depletion,and other global issues
Select the correct answer.
Assume that you are a member of a special interest group that wants to raise taxes on certain items. Who would you present your idea to if you
wanted it to be proposed as aa bill?
OA a Supreme Court justice
OB. the president
OC. the American people
OD. a senator
OE.
a member of the House
Answers
Answer:
the senator
Explanation:
he makes the bills
Help! Please don't steal points! I really need help with this
Answers
Answer:
Respiratory system - breathing is faster, lungs open up to take in more air
Nervous system - heart rate speeds up, senses become sharper
Muscular system - body moves to a safer space
Circulatory system - stress hormones are transported around the body
Explanation:
Organ systems are groups of organs that work together to perform a certain function in the body. The human body consists of eleven organ systems. Four of them are included in the question you were given.
The respiratory system is the system of organs that allow us to breathe. It includes the airways, lungs, and blood vessels.
The nervous system is the organ system that coordinates our behavior and transmits signals between different parts of our body. It consists of the brain, spinal cord, sensory organs, and all of the nerves that connect these organs with the rest of the body.
The muscular system is the organ system that permits movement of the body, maintains posture, and circulates blood throughout the body. It consists of skeletal, smooth, and cardiac muscles.
The circulatory system is the organ system that carries oxygen, nutrients, and hormones to cells, and removes waste products, like carbon dioxide. It consists of the blood, blood vessels, and heart.
Based on this information, we can conclude what function belongs to which organ system.
b. What is the probability that event 1 AND event 2 will occur? = probability of event 1 X probability of
event 2.
i. From a cross of Yy and Yy peas, what is the chance of getting YY?
Answers
Answer:
please rate if this was helpful
Explanation:
Which of the following helps protect biofilms from issues such as drying out and predators
a.) Extracellular polymeric substances
b.) Quorum sensing
c.) Becoming sessile
d.) Autoinducers
Answers
Extracellular polymeric substances help protect biofilms from issues such as drying out and predators. Option A
Biofilms are complex communities of microorganisms that adhere to surfaces and form a protective matrix. They can be found in various natural and artificial environments, such as riverbeds, medical devices, and plumbing systems. Biofilms provide advantages to the microorganisms within them, including protection from environmental stresses and predators.
One of the key components that helps protect biofilms is extracellular polymeric substances (EPS). EPS are complex mixtures of polysaccharides, proteins, and DNA that are secreted by microorganisms within the biofilm. These substances form a matrix that encases the cells, providing structural support and protecting the community.
EPS help biofilms resist drying out by retaining water and preventing desiccation. The polysaccharides in EPS can absorb and retain moisture, creating a hydrated environment within the biofilm even in dry conditions. This is crucial for the survival of the microorganisms within the biofilm.
Additionally, EPS serve as a barrier against predators. The matrix formed by EPS can make it difficult for predators, such as protozoa or grazing organisms, to access and consume the microorganisms within the biofilm. It acts as a physical defense mechanism, limiting the exposure of the microorganisms to predation.
While quorum sensing, becoming sessile (immobile), and autoinducers are all important mechanisms and processes associated with biofilms, they do not directly address the protection of biofilms from drying out and predators. So Option A is correct.
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Which of the following is NOT a principle included in the modern cell theory? A.New cells are formed only by division of a preexisting cell B. The cell is the basic unit of structure and function for all organisms C.Living cells appear spontaneously from nonliving matter D.All living things are composed of one or more cells
Answers
Answer:
C
Explanation:
C is what we would call spontaneous generation which was debunked
Describe two ways that technology has hurt the environment.
Answers
The two ways that technology has hurt the environment is pollution and mental health issues.
What is pollution?Pollution is defined as the release of harmful substances to the environment which can harm the organism living in that ecosystem.
Technology has both being a negative and a positive influence to the environment.
The two ways that technology has hurt the environment is pollution and mental health issues.
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Sanjay is travelling on his cycle and his
Answers
Answer:
could u add more context?
Explanation:
Which organisms can reproduce using the process of fragmentation
Answers
Fragmentation is a form of asexual reproduction and is seen in annelids, fungi, cyanobacteria, sponges, and flatworms.
In Fragmentation, an organism divides itself into a number of fragments. It occurs when an organism completely breaks down independently irrespective of the other parts. Each one of these fragments matures into fully grown adults that are clones of the original organism.
Asexual reproduction usually involves the participation of a single parent alone can produce new offspring. The newly produced individual is genetically identical to one another and its parent. Both multicellular and unicellular organisms divide by fragmentation which is asexual reproduction.
Fragmentation is the most common method of reproduction in lower invertebrates. It is seen in many organisms including filamentous cyanobacteria, algae, lichens, molds, many plants, and animals such as flatworms, annelid worms, sponges, and sea stars.
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The organisms that can reproduce by fragmentation are Option d Sponges and Sea anemones.
Fragmentation is a form of asexual reproduction in which an organism breaks into two or more fragments, and each fragment develops into a new individual. Both sponges and sea anemones are examples of organisms that exhibit this mode of reproduction.
Sponges are simple multicellular animals that lack true tissues and organs. They possess a porous body structure, and when a sponge is fragmented, each fragment has the potential to develop into a new sponge through regeneration. These fragments contain specialized cells called archaeocytes that can differentiate into various cell types required for the formation of a new sponge.
Sea anemones, on the other hand, are marine animals belonging to the phylum Cnidaria. They have a cylindrical body with tentacles surrounding their mouth. When a sea anemone is fragmented, each piece can regenerate into a complete individual. The process involves the differentiation of cells within the fragments, leading to the development of new tentacles, body parts, and eventually a mature sea anemone.
Both sponges and sea anemones have remarkable regenerative abilities, allowing them to reproduce through fragmentation. This form of asexual reproduction enables them to colonize new areas, expand their population, and adapt to changing environmental conditions. Therefore the correct option is D
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The Question was Incomplete, Find the full content below :
The organisms which can reproduce by fragmentation are:
(a) Corals and Sponges
(b) Corals and Spirogyra
(c) Sea anemone and Spirogyra
(d) Sponges and Sea anemones.
A student begins an investigation by preparing a balloon as shown below
He brings Balloon B close to Balloon A. The two balloons push apart. What
conclusion can this student draw from his observation?
A) Both of these balloons have no electrical charge.
B) Balloon A is electrically-charged, while Balloon B has no charge.
C) Balloon A and Balloon B have opposite charges
Balloon A and Balloon B have like charges.