Changes in an organism's genome that have no effect on an individual's survival or reproduction are called ____.
A. amino acid substitutions
B. deleterious mutations
C. Hox genes
D. neutral mutations
E. mitochondrial DNA
Answer: D
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Which of the following are components of molecules?
A. atoms B. cells C. organs D. organisms E. populations
What type of root does ginger use to reproduce asexually?
a. bulb b. tuber c. stolon d. rhizome
What does the toxin รก-amanitin inhibit in order to have its deadly effects on humans?
a. peptide bond formation b. RNA polymerase c. muscle contraction d. active transport
It became apparent to Watson and Crick after completing their model that a DNA molecule could carry a vast amount of hereditary information in its
A) side groups of bases.
B) variety of phosphate groups.
C) sequence of bases.
D) phosphate-sugar backbone.
E) different five-carbon sugars.