B Nature selection for traits the allow for increased rates of reproduction and survival over traits that don't, is correct.
A is also correct
passive transport would be the answer to your question
Answer:
im pretty sure that the answer is b, because the plankton decrease growth in the winter.
hope this helps, plz vote me the brainliest :)
Explanation:
I believe it would be the 3rd option.
Answer:
The Geostrophic wind obeys a number of simple rules. It blows parallel to the isobars. It blows such that if the wind is at your back, the low pressure will be on your left in the northern hemisphere.
Explanation: