I think it is B. They build and transport proteins.
Answer:
The morphological features that embryos of various animals share between each other the greater the likelihood they are derived from a common ancestor
Explanation:
<span>c ribosomes. lots and lots of ribosomes. Thousands of these protein forming organells and in the cytoplasm. When they are on the ER it is called rough ER (because of its sandpaper like appearence). Rough ER makes proteins either for inside the cell (to another organell) or outside the cell. If the ER does not have ribosomes, it is smooth ER. Smooth ER makes lipidds and steroids.</span>
Answer:
B. Niveles de producción de la hormona del crecimiento.