Evolution at the genomic level involves changes in

A. chromosome structure and number.
B. sequences of amino acids in proteins.
C. sequences of nucleotides in RNA molecules.
D. incorporation of new organelles such as the mitochondrion.
E. DNA and histone relationships.


A. chromosome structure and number.

Biology & Microbiology

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Proteins are the intermediary between a(n) ____________________ and a(n) ____________________

Fill in the blank(s) with correct word

Biology & Microbiology

What is a Botulinum toxin?

What will be an ideal response?

Biology & Microbiology

Many parasitic flatworms have an intermediate host. This indicates that the

A. flatworms cannot infect human B. larval flatworms infect one species, where as adults infect another species C. larval flatworms infect only juveniles of a species D. flatworm adults are microscopic E. flatworm larvae are parasitic on their parents

Biology & Microbiology

The microbes commonly known as ________ are single-celled eukaryotes that are generally motile

A) archaea B) bacteria C) fungi D) protozoa E) viruses

Biology & Microbiology