Phytoplankton <span>are the smallest organisms in the ocean, and largely responsible for the generation of our oxygen.</span>
Other molecules such as proteins, starch and sugar are simply too large to diffuse across the membrane. Sometimes, some of these large molecules are transported across the cell membranes by carrier proteins; this does not require energy and as a result is a form of passive transpor
Answer:
<h2>
A. precipitation</h2>
Explanation:
because the after evaporation and condensation
it rains which is precipitation
Answer:
The nervous system releases neurotransmitters at synapses at specific target cells & The endocrine system reacts more slowly to stimuli, often taking seconds to days.
Explanation:
The nervous system is very specific with where the neurotransmitters go so they will affect target cells. The endocrine system is slower than the nervous system because the hormones travel through the blood so it takes much longer to reach the designated area.
To bring oxygen in the body because it is a respiratory organ fish
