They group together for warmth when it's cold and they also group together in case of threats.
Explanation:
<h2>No, </h2>
Lysosomes are found in animal cell
Answer:
Relation between mutagens and carcinogens. Mutagenicity and carcinogenicity are clearly correlated. One study showed that 157 of 175 known carcinogens (approximately 90 percent) are also mutagens. The somatic mutation theory of cancer holds that these agents cause cancer by inducing the mutation of somatic cells.
Answer:
It passes through a structure called Ostia that makes the valved chambers for hemolymph to flow. From the Ostia into the aorta and then the hemolymph is flushed out in front of head.