An organic compound that is composed of a carbon, hydrogen and oxygen in a 1:2:1 ratio is known as a:
a. lipid
b. carbohydrate
c. salt
d. nucleic acid
e. protein
Ans: b. carbohydrate
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This part of the brain coordinates motor
activity for moving limbs and maintaining posture. This part of the brain is the
a. cerebrum. b. cerebellum. c. medulla oblongata. d. pons. e. hypothalamus
Color blindness is an X-linked recessive gene. Two
normal-vision parents produce a color-blind child. (a) Is this child male or female? (b) What are the genotypes of the parents? (c) What are the chances that their next child will be a color-blind daughter? What will be an ideal response?
How many nuclear divisions does meiosis utilize?
What will be an ideal response?
The accumulation of glucose 6-phosphate inside a bacterial cell via phosphorylation of glucose is an example of
A. facilitated diffusion. B. group translocation. C. osmosis. D. plasmolysis. E. diffusion.