____ is(are) NOT directly involved with transcription.
A. Unzipping enzymes
B. RNA polymerase
C. Amino acids
D. DNA
C. Amino acids
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Fungi are important in
A. food production. B. food spoilage. C. production of antibiotics. D. disease of plants. E. All of the choices are correct.
The mechanism that causes a vine’s tendrils to grow around an object, such as a wire fenceline, is called ____
a. thigmotropism b. phototropism c. gravitropism d. vernalization e. photoperiodism
The anterior pituitary receives releasing and inhibiting signals from the ____
a. hypothalamus b. posterior pituitary c. adrenal gland d. testes and ovaries e. pancreas
Aniridia is a human condition in which the eye has no iris. The protein encoded by the gene responsible for aniridia is very nearly identical to the protein product of the fly Eyeless protein
What experiment could provide evidence that the two genes are functionally equivalent? A) Introduce the aniridia mutation into Drosophila embryos to look for iris formation. B) Sequence the Eyeless and aniridia DNA sequences and regulators. C) Use the Eyeless mRNA as a probe in other invertebrate and non-mammalian species. D) Introduce the mouse aniridia wild-type sequence into the fly egg to see whether mouse eyes develop. E) Introduce the mouse aniridia wild-type sequence into the fly egg to see whether fly eyes develop.