The Pax6 gene codes for a transcription factor that initiates differentiation of cells that ultimately form the eye. Suppose that a researcher added an activator for the Pax6 gene to embryonic cells that are in the process of forming legs in Drosophila

What do you think the researcher will observe?

A) Legs and eyes will develop normally.
B) Legs will develop where the eyes normally develop.
C) Eyes will develop where the legs normally develop.


Ans: C) Eyes will develop where the legs normally develop.

Biology & Microbiology

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The cells within a biofilm can undergo intra-species signaling; however, inter-species signaling does not occur

Indicate whether the statement is true or false.

Biology & Microbiology

According to the figure, the most effective wavelength for photosynthesis is revealed by algae exposed to ____

nanometers.

a. 680 b. 700 c. 400 d. 425 e. 550

Biology & Microbiology

Gregor Mendel performed his famous experiments on:

a) pigeons. b) hawkweed. c) humans. d) punnett squares. e) garden peas.

Biology & Microbiology

Which of the following antifungals works by binding to ergosterol in membranes?

A) fluconazole B) turbinafine C) amphotericin B D) nystatin E) both amphotericin B and nystatin

Biology & Microbiology