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Solnce55 [7]
3 years ago
8

In the hierarchy of living things, animals from flat worms (Platyhelminthes) to humans have two or more ___________ interacting

to perform a task accomplished by one or more ____________.
A) tissues; organs
B) cell types; organs
C) cell types; tissues
D) organs; organ systems
Biology
2 answers:
Alexandra [31]3 years ago
5 0

Answer:

the answer is (D) organs and organ systems

Explanation: gqwrasiudepwbdpejoad

pav-90 [236]3 years ago
3 0

The answer is (D), because none of the other answers make sense

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What is the theory that states organisms best adopted for an environment are more likely to survive and reproduce?​
kondaur [170]

Answer:

natural selection

Explanation:

According to Charles Darwin's theory of evolution by natural selection, organisms that possess heritable traits that enable them to better adapt to their environment compared with other members of their species will be more likely to survive, reproduce, and pass more of their genes on to the next generation.

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Which of the following describes a function of the endoplasmic rectum within a cell ​
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Explanation:

Endoplasmic reticulum is one of the cell organelles found in the cytoplasm of the cell. It is an important cell structure. It is made up of folded membranes.

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3 years ago
The relative concentration of water in a hypotonic solution is _____.
melomori [17]

Answer: The correct answer for the fill in the blank is High.

Hypotonic solution is the one, which contains less concentration of solute (like salt)  as compared to the solvent (water).

In other words, in a hypotonic solution, the concentration of solvent is higher than the concentration of solutes.

Thus, the relative concentration of water ( which is a solvent) in a hypotonic solution is high.

8 0
3 years ago
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Answer all 20 and I can give you brainliest
ExtremeBDS [4]

Answer:

1.(D)

2.(D)

3.(C)

4.(B)

5.(B)

6.(C)

7.(B)

8.(D)

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10.(africa)

11.(D)

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13(?)Convergent boundaries

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16(​Sturdy Desks and Tables. The safest place to perform the 'duck, cover, and hold' action is under a sturdy desk or table. ...

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Extra credit question

Earth is special because it is an ocean planet. Water covers 70 percent of Earth's surface. Earth's atmosphere is made mostly of nitrogen and has plenty of oxygen for us to breathe.There are multiple reasons for earth to be a special planet. Reasons are as follows

1.Earth is the only planet known where intelligent life exist.

2.It lies in the circumstellar habitable zone (CHZ). CHZ is defined in the image given below.

3. Earth has a unique magnetic field which protects the earth from the harmful solar winds. These solar winds played a role in transforming venus into hell.

4. Earth has Van Allen radiation belts which protects it from cosmic rays.

5. Our large neighbour Jupiter protects is from many comets and asteroids that come from the keiper belt and Oort cloud.

6. Earth's atmosphere is favorable to support life on earth. This atmosphere consists of different gases in adequate amount. If the percentage of gases would differ then life on earth may face serious consequences.

7. Tectonic plates of earth differentiates it from most other planets.

8. Earth has a solid crust unlike the gaseous planets.

9. Earth has been gifted with a medium sized star which release solar winds and protect us from the harmful radiation of outer space.

Brainliest?

Explanation:

5 0
3 years ago
What is the principle of independent assortment?
riadik2000 [5.3K]
<span>the principal of independent assortment is the different genes </span>independently<span> separate from one another when reproductive cells develop.</span>
4 0
3 years ago
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