What is one reason why many mutations may be deleterious? (This question ties in information from other chapters.)
A. Because the genetic code has redundancy
built in.
B. Because if a mutation changes the primary
structure of a protein, the protein may no
longer work.
C. Because the body has no way to detect or
correct mutations.
D. Most mutations are actually beneficial, not
deleterious.
E. Any change in the DNA sequence means
that DNA no longer functions properly.
B
You might also like to view...
Fossils found in the lowest geological strata are
generally the most a. advanced. b. complex. c. primitive. d. widespread. e. specialized.
Increased heart rate and blood pressure and unusually heavy sweating are symptoms of
a. hyperthyroidism. b. Grave's disease. c. acromegaly. d. hypothyroidism. e. Wilson's disease.
Field experiments by David Tilman showed that increased plant diversity reduced the occurrence of invasive species.
Answer the following statement true (T) or false (F)
A somatic cell having two of each type of chromosome has a(n) __________ chromosome number.
A) diploid B) haploid C) tetraploid D) abnormal