Answer:
B. a sequence of DNA bases that duplicates a sequence of RNA bases.
Explanation:
Transcription is the first step in gene expression. It involves copying a gene's DNA sequence to make an RNA molecule.
Answer:
The principal components of the plasma membrane are lipids ( phospholipids and cholesterol), proteins, and carbohydrates.
Answer:
The dependent variable would be B, whether or not the men develop baldness.
Answer:
All fungi are heterotrophic. (B)
Bone marrow contains stem cells that give rise to all of yur blood cells.