Answer:
The nucleus contains a cell's DNA.
Answer:
c, both x and y chromosomes
Explanation:
different genders
<span> It is a hydraulic </span>system<span> used by echinoderms, such as sea stars and sea urchins, for locomotion, food and waste transportation, and respiration. The </span>system<span> is composed of canals connecting numerous tube feet.</span>
Answer:
<em>Option</em><em> </em><em>A)</em><em> </em><em>humidity</em><em> and</em><em> </em><em>temperature</em>
