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Furkat [3]
3 years ago
9

In which layer of the atmosphere do birds fly?

Biology
1 answer:
kati45 [8]3 years ago
6 0
D. The troposphere

hope it help
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Several tissues grouped together and working as a unit are called
finlep [7]

Answer:

organ

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7 0
3 years ago
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Which type of organism generates oxygen and makes up the lowest trophic level in an energy pyramid?
bixtya [17]
Your answer will be A producer because producers are plants they give off food and a lot of animals eat their their at the bottom of the pyramid because that have nothing in defense also an ts not D because those are like lions, and bears stuff that eat things (like predators) also its not B because omnivores eat both plants and animals like bears and when it came down to rather A, or C I choose A because herbivores are animals that eat plants like a sloth.

Your answer is A.
6 0
4 years ago
Pompeii worms, Alvinella pompejana, live in tubes along hydrothermal vents on the sea floor. The worms are covered by a layer of
Elan Coil [88]

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D

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4 0
3 years ago
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"Synthesis of one protein cannot take place without the presence of another protein." Is this statement true or false and why? T
lbvjy [14]
<span>The third option:</span><span>This statement is true because every step in protein synthesis requires enzymes, which are nothing but proteins.</span><span>
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So that last option/ third option is the best
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