If a cell contains 20 chromosomes, how many chromatids will be present during prophase?
A) 30 B) 20 C) 40 D) 5
Answer: C
Biology & Microbiology
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The single greatest reservoir(s) of carbon exist(s) in ____
a. the atmosphere b. land food webs c. the ocean d. rocks and sediments e. marine organisms
Biology & Microbiology
This animal has water-proof eggs, gives live
birth, and nourishing its young with milk from glands. This animal is
a. a turtle. b. a shark. c. a platypus. d. a rat. e. more than one of these
Biology & Microbiology
Which of the following flower parts develops into a seed?
A) ovule B) ovary C) stamen D) carpel
Biology & Microbiology
The information used to make proteins is encoded by the:
A) number of different chromosomes. B) repeating sugar and phosphate molecules in DNA. C) four bases A, T, G, or C. D) 20 different amino acids of proteins.
Biology & Microbiology