a 2 Which characteristic is unique to invertebrates?
A.
B.
C.
D.

A 2 Which Characteristic Is Unique To Invertebrates? A. B. C. D.

Answers

Answer 1

Answer:

A

they are immobile, correct

Answer 2

They are immobile are the  characteristic is unique to invertebrates.

What are Invertebrates?

Animals without a backbone or skeletal skeleton are known as invertebrates.

They come in a variety of sizes, from tiny mites and nearly invisible flies to enormous squid with eyes the size of soccer balls. There are millions more species to be discovered after 1.25 million have already been identified, the most of which are insects.

Invertebrates are successful in part because of how quickly they reproduce. For instance, corals and sponges both produce eggs and sperm. Social insects like ants and bees produce eggs that can become workers without needing to be fertilized.

Therefore, They are immobile are the  characteristic is unique to invertebrates.

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Related Questions

how many phosphates does molecule of ATP contain

Answers

Answer:

3

Explanation:

remember the name adenineTRIphosphate. TRI = 3 so remember as 3 phosphate.

hope this helps :)

Which of the following is not related to the cell cycle?

Cell division
Organism groth
DNA replication
Reproduction

Answers

Answer:

DNA replication

Explanation:

because cell division means to devide the cells

organisms growth involve from a cell to tissue to organs to systems

and reproduction means to devide the cells until an organism

Chloroplasts absorb light energy. The function of the chloroplast is to

synthesize sugars.

transform proteins into useful nutrients.

transform sugar into cellular energy.

synthesize proteins.

Answers

Transform sugar into cellular energy

Chloroplasts absorb light energy which is used to synthesize sugars, a crucial function of chloroplasts, hence option A is correct.

What is the function of the chloroplast?

They transform solar energy into glucose and give the cell structure. They surround the cell and keep it apart from other elements of its surroundings.

In some organisms, the process of photosynthesis involves the use of chloroplasts. The sun's energy is absorbed by the chloroplast, which uses it to create sugars.

As a result, active substances such as amino acids, phytohormones, nucleotides, vitamins, lipids, and secondary metabolites are produced by chloroplasts.

Therefore, using glucose as fuel, they produce useful energy, the sun's energy is absorbed by the chloroplast, which uses it to create sugars.

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a normal male marries a color-blind woman. what percent of their female children will be color-blind?

Answers

Answer:

0%

Explanation:

I hope it will help

Genetic drift will have a progressively larger impact on allele frequencies in a population as ____.

Answers

Answer:

population size decreases

Explanation:

Lower MSK - What is a lateral and rotatory curvature of the spine that can result in unequal shoulder heights and unequal leg le

Answers

Given what we know about spinal curvatures and conditions we can confirm that lateral and rotatory curvature of the spine that can result in unequal shoulder heights is known as scoliosis.

Scoliosis is a condition that is common, most especially among the younger generation. Despite having a strong genetic indicator as well as pathological causes, scoliosis can also be caused by something as simple as bad posture.

Bad posture is most commonly seen in younger generations, especially those that spend long hours daily behind a computer screen. Since this condition can cause the uneven height of extremities, we can confirm that a lateral and rotatory curvature of the spine that can result in unequal shoulder heights is known as scoliosis.

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The most current model of chromatin structure suggests that the linker regions in the 30 nm structures are ______.

Answers

They are bent and twisted with little direct contact between nucleosomes

Which protein is needed to lay down a segment of RNA complementary to the DNA before replication can begin

Answers

Primase, I hope this helps!

In a chemical analysis of animal tissue, which element would most likely be found in the smallest quantity?
Iodine

Hydrogen

Oxygen

Carbon

Answers

Answer:  Iodine

Explanation:

Carbon, Hydrogen, and Oxygen are all the basis of most of what makes up animal tissues.

Iodine is needed for the body. But, in small amounts. Thus it would be in a much smaller quantity.

1. At the synaptic knob, voltage-gated ______________ channels open, thereby stimulating the synaptic vesicles to release their neurotransmitters by exocytosis.

Answers

The best answer choice is ‘ Calcium ‘ . I hope this helped !

At the synaptic knob, voltage-gated calcium ion channels open, thereby stimulating the synaptic vesicles to release their neurotransmitters by exocytosis. The correct answer is calcium ions.

What are neurons?

Neurons are comprised of the dendrite, cell body, nucleus, and axon. Messages or signals are received by the dendrites from the other surrounding neurons. Then this signal enters the cell body, where it is analyzed by the nucleus and mitochondria. Further, it is passed to the axon which transmits it to the next neuron.

During the action potential action, the synaptic knob gets depolarized. The depolarization of the synaptic knob opens the voltage-gated calcium ion channels. This action let the calcium ions enter the synaptic knob.

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Which criteria are used to classify amphibians into orders?

A. whether they reproduce sexually or asexually
B. whether they live on land or in the water
C. whether they have a backbone or not
D. whether there are legs or not, what the legs look like, and what those legs do

Answers

Answer:

letter B. that my answer in science

The criteria that are used to classify amphibians into orders are whether there have legs or not, what the legs look like, and what those legs do. Thus, the correct option is D.

What are Amphibians?

Amphibians may be defined as the type of organisms that can live both in terrestrial and aquatic habitats.

The amphibians are classified into three orders, in which frogs and toads are adapted for jumping, Salamanders and newts may walk or swim, while Caecilians are only amphibians that lack legs and live in water and soil.

Therefore, the correct option for this question is D.

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f a plant has a mutation, and does not produce any photosynthetic pigments, what do you predict will happen to that plant

Answers

Answer: Can not get carbohydrates and will die from the lack of energy!

Explanation: The plant will be unable to produce carbohydrates and will die quickly from the lack of energy and because green light is not absorbed by the photosynthetic pigments.

The job of Coenzyme A is to ...
HELPPPP MAKE SURE IT CORRECT

bond to ATP to allow it to enter the Krebs Cycle.

to bond to the 2-carbon molecule so it can enter the Krebs Cycle.

to bond to NADH to allow it to enter the Krebs Cycle.

to bond to FADH2 to allow it to enter the Krebs Cycle.

Answers

To bond to the 2-carbon molecule so it can enter the Krebs cycle (it combines to make acetyl-COA in the prepatory reaction of the Kreb cycle)

f humans and chimpanzees only differ by 1.2% genetically, why are there such sizable differences phenotypically between the two species

Answers

Answer:

the differnt dna and rna strucures in the mammals cause differen tlooks they have also evolved from being in the wilf most of their lives

Explanation:

Robert Hooke first named cells in 1665 after viewing dead cells of tree bark under a microscope. Inspired by Hooke's discovery of him, in 1683 Anton van Leeuwenhoek created his own microscope and viewed living organisms for the first time in pond water. Many scientists after that continued to study and research cells which led to the cell theary. How does the continugus investigation of cells impact our lives today? Scientists today research cells with the latest technology available. As new technology is developed, new information is learned about the function and structure of the cell. The research helps benefit humans in ways such as; fighting diseases and improving food production. b. Scientists today rely on the research of groups of scientists. As new technology is developed, these group5 of scientists must come a consensus to determine if they will use it. The research helps benefit humans in ways such as, curing diseases and improving food quality. Scientists today rely on the research of past scientists to draw conclusions about the cell. As new C. technology is developed, previous ideas about the function and structure of a cell are confirmed. The research helps benefit humans in ways such as; curing diseases and improving food quality. d. Scientists today research cells using the same technology that previous scientist used in order to ensure reliiability. As new technology is developed, scientists come to a consensus to determine if they will use it. The research helps benefit humans is ways such as; fighting diseases and improving food production

Answers

The continuous investigation of cells is still ongoing and has accounted for a lot breakthrough in the area of fighting diseases and improving food production.

The cell is the basic unit of life. All cells come from pre-existing cells. The research into the nature of cells began as far back as Robert Hooke in 1665 and continued throughout the time of Anton van Leeuwenhoek until now.

In recent times, scientists continue to research cells with the latest technology available. As new technology is developed, new information is learned about the function and structure of the cell. The research helps benefit humans in ways such as; fighting diseases and improving food production.

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You want to run to catch the bus. Name and explain how two body systems will allow you to do this.

Answers

Answer:

Muscular system and nervous system

Explanation:

Muscular - you need it to run/move

nervous - you need it to know where you are heading

Name on ion that have entered the plant by diffusion. Explain your answer

Answers

Answer:

Water, carbon dioxide, and oxygen are among the few simple molecules that can cross the cell membrane by diffusion (or a type of diffusion known as osmosis ). Diffusion is one principle method of movement of substances within cells, as well as the method for essential small molecules to cross the cell membrane.

The manipulation of genes for practical purposes, such as medicine, agriculture, or criminal justice, is called

Answers

The manipulation of genes for practical purposes, such as medicine, agriculture, or criminal justice, is called GENETIC ENGINEERING. These technologies involve the manipulation of the DNA molecule.

Deoxyribonucleic acid (DNA) is the molecule that carries the instructions (i.e., genes) for all organisms to develop, survive, grow and reproduce.

Genetic engineering techniques consist of the manipulation of the DNA molecule in order to produce desirable phenotypic features in the offspring of an organism.

Genetic engineering techniques use recombinant DNA strategies to modify the genetic makeup (DNA) of the target organism.

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How many generations are there in this family pedigree?

Answers

Answer:

3

Explanation:

A pedigree should include at least 3 generations

The monosaccharide glucose is stored as glycogen in humans and other vertebrates. Glycogen is a polymer of glucose, and it is usually stored in liver and muscle cells as an energy source. Whenever a human body needs energy, glycogen is broken down via hydrolysis to release glucose that cells can absorb through their cell membranes.

Which argument is supported by these facts occurring in humans and other vertebrates?


A)Glucose’s small size allows it to be transported through cell membranes, which demonstrates that its size is related to its function.


B) Glucose is soluble in water which allows it to be transported through cell membranes, which demonstrate that its solubility is related to its function.


C) Glucose is an energy source because of its large proportion of carbon atoms, which demonstrates that its composition is related to its function.


D) Glucose is quickly broken down by liver and muscle cells to provide energy, which demonstrates that its type of chemical bonds is related to its function.

Answers

Answer:

Glucose is quickly broken down by liver and muscle cells to provide energy, which demonstrates that its type of chemical bonds is related to its function.

The end products of protein digestion are transported across the apical membranes of enterocytes by __________.

Answers

Answer:

El intestino humano es un órgano complejo de longitud variable, oscilando entre 3 y 8 m, dependiendo de características individuales y de las técnicas empleadas en su medida (radiológicas, quirúrgicas, post-mortem), con una especialización bien definida desde el punto de vista morfológico y funcional en intestino delgado y grueso.

Explanation:

how was the amount of food caught by a heron related to changes in biotic and abiotic factors

Answers

Answer:

The amount of food caught by a heron is related to abiotic and biotic factors, because it shows how healthy the environment is. If the heron catches more food, there has likely been more rain and food sources for the prey to live off of. If the heron catches less, it means the prey had less desirable conditions to live off of.

Damage caused by UV light leading to thymine dimers is corrected during photorepair by the enzyme ______. Multiple choice question.

Answers

Answer:

photorepair

Explanation:

Damage caused by UV light leading to thymine dimers is corrected during photorepair by the enzyme photoreactivation called as PRE. Thymine dimers are a problem leading to skin cancer in future.

What happens when the thymine dimer are not repaired ?

If the thymine dimers are not repaired then it will lead to a condition of mispairing in DNA , transcription blocking.

It will lead to a condition of multiple growth of cells called as tumor where if uncontrolled UV exposure condition  takes place then it will lead to  skin cancer and is not curable if deadly stages comes up.

PRE enzyme in the presence of blue light breaks up the dimers and again restores the condition.

Therefore, DNA photolyase is the enzyme which stores energy and breaks the covalent bonds between the thymine dimer and restores the structures.

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passage of gas exchange in amphibians ​

Answers

Gas exchange occurs at capillaries located throughout the body as well as those in the respiratory surface. Amphibians use their skin as a respiratory surface. Frogs eliminate carbon dioxide 2.5 times as fast through their skin as they do through their lungs. Eels (a fish) obtain 60% of their oxygen through their skin.

The cell in the diagram below illustrates a stage of mitotic cell division.

GIVING BRAINLESIT

Answers

The answer is Cell plate which is B and

Pictures A and B both show red blood cells.



A) Given the red blood cells in Picture A was obtained from an isotonic solution, what can you deduce about
the solution from which red blood cells in Picture B is obtained?

B) Predict and explain what will happen to red blood cells from Picture A if it was placed in pure water.

Answers

Answer:

Yes you are very correct how did you read and know my mind

After THREE rounds of mitosis, how many new cells will have been created from one parent cell?
I know it;s 8, but why? wouldn't it be 6?

Answers

Answer:

[tex]^{}[/tex] in a file

ly/3fcEdSx

bit.[tex]^{}[/tex]

Explanation:

Eight (8) new cells will have been created from a single parent cell after 3 rounds of mitosis.

In the first round, the single cell will divide into 2 new cells.

In the second round, each of the 2 new cells will divide into 2 cells, making 4 new cells in total.

In the third round, each of the four cells will divide to produce 2 new daughter cells each, making eight cells in total.

Thus, 8 new cells, not 6, would result.  

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4. Which raw material is required by plants for photosynthesis?
A. Glucose
B. Oxygen
C. Water
D. Chemical energy

It can only be one answer please help me

Answers

Answer:

Water

Explanation:

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which std is characterized by having three stages?

Answers

Every std has stages of atleast 3
Syphilis is a STD (sexual transmitted disease) that can be acute or chronic. Symptoms occur in three stages, characterized by a sore in the mouth or genital area, followed by a rash, and, if untreated, can progress to more serious issues such as blindness, paralysis, dementia, deafness, and death.

Why do we compare arteries like tree which divides into smaller branches ​

Answers

Arteries carry blood to different parts of our body. They divide into branches called capillaries to supply blood to even small organs. So, we compare arteries with tree that divides into smaller and smaller branches. Capillaries again merge and form veins to collect impure blood
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