Answer:
Is this USA Test prep?
I believe that it is all except the 2nd one
Explanation:
The outer layer of the epidermis, called the stratum corneum, is composed of alternating bands. When hands are soaked in water, the keratin absorbs it and swells.
Answer:
I believe the answer is A "There is an interaction between environment and gene expression."
Explanation:
An ectotherm gets its heat from external sources
(Remember "ecto" means outer, "endo" means inner)
DNA Is a Structure That Encodes Biological Information. What do a human, a rose, and a bacterium have in common? Each of these things — along with every other organism on Earth — contains the molecular instructions for life, called deoxyribonucleic acid or DNA.