A cell being observed under a microscope has a cell wall, plasma membrane, ribosomes, and chromosomal material that is not found in a nucleus. Based on this information, the cell could be a
A) bacterial cell
B) cell from a cactus
C) cell from a fish
D) cell from a mushroom
E) cell from a paramecium
Ans: A) bacterial cell
Biology & Microbiology
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The evolution of development of snout-length in cichlid fish is best explained by
A. a single gene mutation. B. the modification of an existing gene for a new function. C. homoplastic convergence. D. gene duplication and divergence. E. conserved genes.
Biology & Microbiology
The structure labeled "D" is the
a. aorta. b. right atrium. c. left atrium. d. trunk of the pulmonary arteries. e. superior vena cava
Biology & Microbiology
The transmission of DNA to offspring is referred to as ____
a. homeostasis b. development c. growth d. reproduction e. inheritance
Biology & Microbiology
Provide one example of an agricultural application of biotechnology
What will be an ideal response?
Biology & Microbiology