Which of these is most likely to cause the development of a six-legged frog?
A) mutation of homeotic genes
B) binding of repressors to operons
C) a mutation in DNA polymerase that affects all cells
D) conversion of a proto-oncogene to an oncogene
A
You might also like to view...
In soft-bottom communities suspension feeders dominate
a. where sediments are generally muddy. b. as infauna. c. where sediments are generally sandy. d. as meiofauna.
Why is the absence of bone in Chondrichthyes considered a derived trait?
What will be an ideal response?
Which of the following statements is not true of enteroinvasive E. coli (EIEC)?
A. It invades the gut mucosa. B. Blood and pus are found in the stool. C. Prompt treatment with a broad-spectrum antibiotic is essential to recover from an infection. D. It makes no heat-labile or heat-stable exotoxins. E. High fever is present.
Explain how the destruction of the original tropical forests will affect the development of new medicines
What will be an ideal response?