Exchange of gases and wastes occurs between cells and...

valves
capillaries
veins
arteries ​

Answers

Answer 1
capillaries is the answer im pretty sureee

Related Questions

Black panthers eat other animals in their ecosystem, including deer, fish,
birds, and rabbits. Which of the following terms best describes a black
panther?
O A. Producer
B. Herbivore
C. Carnivore
D. Omnivore

Answers

Answer:

Carnivore

Explanation:

All things listed is meat

C. Carnivore

it’s a meat eater and a predator

which is a key component of the energy molecule ATP?

Answers

Answer:

molecula de energia ATP o tambien adenosina trifosfato

Explanation:

un componente clave seria la glucosa unida, (de 5 a 6 carbonos en algunos casos) y otro seria la ribosa (C5H10O5)

Please help me to answer this questions. If you help me to answer it I will give you brainiest​

Answers

Answer:

a. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

b.  Mercury, Venus, Earth, and Mars.

c. Neptune, Uranus, Saturn, and Jupiter.

Explanation:

a. Name the planets of the solar system in order :

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

b. Name the rocky planets.

Mercury, Venus, Earth, and Mars.

c. Name the gas giants.

Neptune, Uranus, Saturn, and Jupiter.

Answer:

a mercury , venus , earth mars , jupiter, saturn , uranus , neptune

b mars, mercury ,venus ,earth

c jupiter, neptune, uranus, saturn

What is an endocrine function?

Answers

Answer:

Explanation:

The endocrine system is a messenger system comprising feedback loops of the hormones released by internal glands of an organism directly into the circulatory system, regulating distant target organs. In vertebrates, the hypothalamus is the neural control center for all endocrine systems. In humans, the major endocrine glands are the thyroid gland and the adrenal glands. The study of the endocrine system and its disorders is known as endocrinology.

hey this is the graphs for the question

Answers

From what I’m getting is that.

Where the answer seemed to come from was looking at the charts and noticing that the ones that are more colorful and it was based on the types of wings and the types of formation they had.


The question is the primary producer in this ecosystem is the -

Answers

Answer:

Its plant

Explanation:

Lab: Interdependence of Organisms
Assignment: Lab Report
Active

Answers

Answer:

2 4 6 8 yeet

Explanation:

the explanation is unclear

worms) week 3 week 5
Plant 1 10cm 22cm 49cm

Plant 2 9cm 23cm 47cm


Plant 3 8cm 20cm 49cm

Plant 4 9cm 22cm 50cm

Plant 5 10cm 22cm 47cm

Plant 6 8cm 23cm 52cm

Control Group Average 9cm 22cm 49cm

Plant 1 8cm 24cm 50cm

Plant 2 9cm 28cm 60cm

Plant 3 8cm 26cm 49cm

Plant 4 8cm 25cm 53cm

Plant 5 8cm 27cm 58cm

Plant 6 7cm 26cm 60cm

Experimental Group Average 8cm 26cm 55cm

Difference in Average Heights
(Experimental – Control) -1 cm 4cm 6cm

What makes up the inside or middle of the DNA ladder?
A. Sugar

B. Nucleotides

C. Nitrogen bases

D. Phosphate

Answers

Answer:

C. Nitrogen bases

Explanation:

It has an alternating chemical phosphate and sugar backbone, making the 'sides' of the ladder. (Deoxyribose is the name of the sugar found in the backbone of DNA.) In between the two sides of this sugar-phosphate backbone are four nitrogenous bases: adenine (A), thymine (T), cytosine (C), and guanine (G).

Answer:

Structure of DNA

It has an alternating chemical phosphate and sugar backbone, making the 'sides' of the ladder. ... In between the two sides of this sugar-phosphate backbone are four nitrogenous bases: adenine (A), thymine (T), cytosine (C), and guanine (G).

How do the structures ribosomes and ER work together?

To synthesize lipids and modify toxic substances so that they are harmless

To synthesize and isolate proteins for distribution and use in the cell

To break down glucose in order to create ATP

RNA leaves the nucleus to be translated by ribosomes

Answers

Answer:To synthesize and isolate proteins for distribution and use in the cell

Explanation:To synthesize and isolate proteins for distribution and use in the cell

It is believed that neutral mutations (mutations that have neither a positive or negative effect) accumulate at a exponential rate over time.


True

False

Answers

The statement 'neutral mutations (mutations that have neither a positive or negative effect) accumulate at an exponential rate over time' is False.

What is a mutation?

A mutation is any alteration in the nucleotide (DNA) sequence of an organism's genome.

Mutations can be neutral, beneficial, or deleterious depending on the environment in which an organism lives.

In conclusion, the statement 'neutral mutations (mutations that have neither a positive or negative effect) accumulate at an exponential rate over time' is False.

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what is aerobic respiration

Answers

Answer:Aerobic respiration is the process of producing cellular energy involving oxygen. Cells break down food in the mitochondria in a long, multistep process that produces roughly 36 ATP.

Explanation:

Suppose the total area of a habitat is 200m2 and 1m2 quadrant is placed in randomly selected areas . If the average number of plans species in 20 randomly selected area of the habitat is 2 , what will be the number of plant species of the habitat .

Answers

Answer:

400 plant species

Explanation:

The average number of species in 20 randomly selected area = 2

Size of quadrat = 1 m2

Total size of habitat = 200 m2

Population density per 1 m2 = 2

if 2 plant species occupy 1 m2 of the habitat area, then the number of plants that will occupy 200 m2 equals:

            2 x 200 = 400 plant species

The text describes several organelles in eukaryotic cells that seem to operate like bacterium. What relationship does this suggest between prokaryotes and eukaryotes? This suggests an endosymbiotic relationship between prokaryotes and eukaryotes caused eukaryotes to evolve from prokaryotes. Tell me how this evolution happened and what evidence supports this theory.

Answers

Answer:

Answer

Explanation:

Eukaryotes are the cells that make up our bodies, plants and animals and all cellular organisms that contain their genetic material in a nucleus, have a cytoskeleton and contain organelles, such as mitochondria or cytoplasts. Eukaryotes are thought to have evolved from prokaryotes. Bacteria and archaea are classified as prokaryotes, a group of simple, single-cell organisms. Prokaryotes usually contain a single, circular deoxyribonucleic acid, DNA, molecule and lack a nucleus and intracellular organelles.

Which best describes a bacteriophage

Answers

A bacteriophage is a virus that attacks bacteria

Bacteriophages are a special class of viruses that infect and spread only within bacteria.

Bacterium refers to bacteria, while "phage" means to eat or devour. Together, these two words form the term "bacteriophage". Highly specialized viruses called bacteriophages attach to the surface of bacterial cells and introduce their genetic material into the host bacterium.

Once the bacteriophage's genetic material enters the bacterial machinery, it causes it to make multiple copies of the phage particles. The host bacterium is eventually killed, and freshly produced phages are freed to infect additional bacterial cells. Nature is full of bacteriophages, which are important for managing bacterial populations and building microbial communities.

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Hey, I need help with biology. Thanks.

Answers

Answer:

I think it's d

Explanation:

I might be wrong and if so I'm sorry

Describe the interaction between the digestive and circulatory system of the earthworm

Answers

The alimentary canal and digestive glands make up the earthworm's digestive system. From the mouth to the anus, the alimentary canal is a straight tube that runs the length of the body. The mouth opens into the buccal cavity, which takes up segments 1 and 2.

The earthworm has a closed circulatory system which runs through the

length of their bodies. The earthworm possesses blood vessels which aids

circulation of blood and nutrients to other parts of the body.

There are vessels in the intestine of earthworms which aid absorption and

transportation of digested food and nutrients to parts of its body.

The closed circulatory system in which blood vessels are present in all the

parts of the body also aids the transport of blood and other vital nutrients

to other parts of the body for survival.

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Which is a function of the cardiovascular system?
to move water
to eliminate waste
from the body
to provide structural to transport gases
support for the body throughout the body throughout the body
Music of

Answers

To transport gases throughout the body.

Which is not included in a niche that a
species occupies?
A. the habitat that the species lives in
B. the diet of the species
C. the species' step on a food web
D. the population size of that species

Answers

c??a akosiwmw sieve wow a wo we

حل کیش بشع الانقسام المنضد الأمشاج أحادية المجموعة
الكروموسومية

Answers

Answer:

spawn Karl Kam lawn item Kam Jan partials seltzer kal Kam

ok amaryllis park pawn Ocala p Jan Karl Karl Janice's studio Pro Ken own outcome preschoolark party

Explanation:

belts Drupal Shia slots self-service mutants spouse lawn Lucan path Lucan liveth Kelly pixel pawn pawn

Which process produces four genetically different gamete cells?

A. Mitosis

B. Meiosis

Answers

Answer:

Meiosis is a type of cell division that reduces the number of chromosomes in the parent cell by half and produces four gamete cells. This process is required to produce egg and sperm cells for sexual reproduction.

Answer:

B. Meiosis

Explanation:

Specifically, meiosis creates new combinations of genetic material in each of the four daughter cells. These new combinations result from the exchange of DNA between paired chromosomes. Such exchange means that the gametes produced through meiosis exhibit an amazing range of genetic variation.

Which of the following would be the best definition of diffusion? The movement of molecules....

- from an area of higher concentration to an area of lower concentration
-using energy
-down the concentration gradient


-from an area of lower concentration to an area of higher concentration
-using energy
-up a concentration gradient


-from an area of low concentration to an area of high concentration
- without energy
- up the concentration gradient


-from an area of higher concentration to an area of lower concentration
-without energy
-down the concentration gradient

Answers

Answer:

-from an area of higher concentration to an area of lower concentration

-without energy

-down the concentration gradient

Explanation:

Simple diffusion does not require energy. This is likely what the question is referring to.

An example of simple diffusion:

If you blow up a balloon and then poke a small hole in it. The air will leak out from the high concentration inside the balloon to the low concentration outside of the balloon. It does not require any energy to be put it--it leaks out on its own as long as there is a hole.

Answer:

-from an area of low concentration to an area of high concentration

- without energy

- down the concentration gradient

Explanation:

The movement of molecules from an area of low concentration to an area of high concentration, without energy, down the concentration gradient is correct.

A student wants to know the effect a mutation might have on a species survival. The change causes a rabbit to have mottled brown fur. The student runs a computer simulation for ten generations.What possible conclusions can you draw

Answers

Answer: A. Evolution occurred because the allele frequency changed over time.

C. The rabbits with mottled brown fur have a selective advantage that gives them more camouflage from predators.

E. The mutation had a positive effect, allowing those rabbits with the mottled brown fur to survive and reproduce better than those with the brown or white fur

Explanation:

Based on the information given, the possible conclusion that can be drawn from the options given are:

A. Evolution occurred because the allele frequency changed over time.

C. The rabbits with mottled brown fur have a selective advantage that gives them more camouflage from predators.

E. The mutation had a positive effect, allowing those rabbits with the mottled brown fur to survive and reproduce better than those with the brown or white fur.

Therefore, the correct options are A, C and E.

What are two characteristics of DNA?
O Double bonded with hydrogen
O Organic and saturated
O Helix and double stranded
Phosphate and nitrogenous

Answers

Explanation:

DNA has three types of chemical component: phosphate, a sugar called deoxyribose, and four nitrogenous bases—adenine, guanine, cytosine, and thymine. Two of the bases, adenine and guanine, have a double-ring structure characteristic of a type of chemical called a purine.

What do you think would happen to the turtle population if the sharks left the ecosystem? Explain your reasoning.

Answers

Answer:

their numbers would increase

Explanation:

if the sharks are their main predator then a decrease in shark levels would lead to an increase in turtle levels as there are less predators to stop their population from growing and eating them :D

Although sound can be heard, it is not
considered to be matter. Which of the
following best explains this?
A. Sound cannot be captured for analysis by scientists.
B. Sound exhibits qualities of both energy and matter.
C. Sound cannot be measured.
D. Sound does not have mass nor does it take up space.

Answers

Answer:

D

Explanation:

all the others dont make sense

In contrast to other sounds, the sound is the movement of a pressure wave across a medium of particles. Being a wave, it is not regarded as a kind of substance, hence option D is correct.

What are the characteristics of sound?

Because the molecules of a solid are closer together and can transfer vibrations more quickly, sound passes through solids more swiftly than through liquids and gases.

Since gas molecules are the farthest apart, sound moves through them at the slowest speed, it instructs the mind to decipher the incoming sound.

The energy comes from an outside source, such as singing or drumming. It may also be viewed as the vibrations moving through the material world.

Therefore, the physical vibration waves that pass through the air to reach the ears are referred to as sound energy, hence option D is correct.

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what does Gravitropism mean???

Answers

Answer:

Gravitropism is a tropism in which gravity is the stimulus

Explanation:

Gravitropism is a coordinated process of differential growth by a plant in response to gravity pulling on it. It also occurs in fungi. Gravity can be either "artificial gravity" or natural gravity. It is a general feature of all higher and many lower plants as well as other organisms.

what does the largest tarsal form?​

Answers

Answer:

The calcaneus is the largest tarsal bone and lies underneath the talus where it constitutes the heel.

Pls pls pls help meeee

Answers

Answer:

yeah it's answer is biodiversity

which part of the brain coordinates breathing and heart rate​

Answers

Answer:

c. Brainstem

Explanation:

The brain stem sits beneath your cerebrum in front of your cerebellum. It connects the brain to the spinal cord and controls automatic functions such as breathing, digestion, heart rate and blood pressure.

Hope this helps.

Answer:

option c : brainstem

Explanation:

The brain stem connects the brain to the spinal cord and controls automatic functions such as breathing, digestion, heart rate and blood pressure.

Explain how D.N.A relates to inheritance

Answers

What Is DNA's Role in Inheritance? DNA is the genetic information used to make proteins, and it contains the hereditary traits of organisms. ... You are who you are because of your DNA; the smallest change to it would make you a completely different person.

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