A female with two Barr bodies in her cells would have what combination of sex chromosomes?
A) XXY
B) XXXY
C) XXX
D) XX
E) XYY
Ans: C) XXX
Biology & Microbiology
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A cell releasing waste into the extracellular environment would be an example of which of the following?
a. phagocytosis b. pinocytosis c. receptor-mediated endocytosis d. exocytosis
Biology & Microbiology
At what stage of the meiotic cell cycle and during what chromosomal configuration does crossing over occur?
What will be an ideal response?
Biology & Microbiology
Why did the length of the first leg of the voyage vary so much?
Biology & Microbiology
Oak, maple, and beech trees lose their leaves each year. These organisms typically are found in which biome?
a) boreal forest b) deciduous forest c) grassland d) tundra
Biology & Microbiology