Four of These Statements About Master Genes Are True

question 21

Multiple Choice

Four of these statements about master genes are true.Which statement is not true?  

• A) They orchestrate layers of development.
• B) They are highly conserved over evolutionary time.
• C) Mutations within these are frequently devastating.
• D) They are highly variable in their sequences between species.
• E) Mutations usually result in changes in body plan.

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Definitions:

Mitochondria

Organelles within cells that are responsible for producing energy through the process of oxidative phosphorylation, often called the powerhouse of the cell.

RNA World

Hypothetical early interval when RNA served as genetic material.

Peptide Bonds

Chemical bonds formed between amino acids during protein synthesis, linking the carboxyl group of one amino acid to the amino group of another.

Protocells

Simple, self-organized, prebiotic structures that mimic living cells, thought to be key in the origin of life.