Which of the following is NOT true of DNA-binding proteins?
a. Many are dimers that combine with two sites on the DNA.
b. Regulatory proteins often bind inverted repeats on DNA.
c. A leucine zipper is a common domain to maintain proper conformation.
d. Most bind to DNA in a nonspecific manner.
Answer: D
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Which of the following is not true of bacterial plasmids?
A. They are required for host growth and/or reproduction. B. They can replicate independently of the chromosome. C. They may carry genes for drug resistance. D. They may carry genes that enhance survival of the bacterium under certain conditions.
Yeasts are
A. multicelled heterotrophs. B. All of the answer choices are correct. C. single-celled autotrophs. D. single-celled heterotrophs. E. multicelled autotrophs.
Another name for birth. _____
A) Human chorionic gonadotropin
B) Zygote
C) Chorion
D) Morula
E) Folic acid
F) Fertilization
G) Blastocyst
H) Parturition
I) Cleavage
J) Ovulation
K) Placenta
L) Implantation
A metabolic reaction requires 10 units of enzymatic activity to proceed. If a dominant allele D can generate 8 units of enzyme and a recessive allele d can generate 2 units of enzyme, what can be said of the dominant wild-type allele?
What will be an ideal response?