Silkworms are caterpillars that produce large quantities of proteins in order to spin silk cocoons. cells in the caterpillar's salivary glands produce the protein chains that make up silk. which cellular component increases in the salivary gland cells as the silk proteins are synthesized?
a. dna
b. rna
c. nuclei
d. vacuoles

igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.

if you know your abc's you should be able to get your answer or just use google