Marathon runners are long-distance runners (marathons are races that are 26.2 miles long). Studies have shown that the muscles of marathon runners contain an abundance of slow-twitch muscle cells. Which of the following statements about these fibers is
true?
A) Slow-twitch fibers have lots of mitochondria to make ATP aerobically.
B) Slow-twitch fibers have lots of mitochondria to make ATP through fermentation.
C) Slow-twitch fibers have few mitochondria and make ATP aerobically.
D) Slow-twitch fibers have few mitochondria and make ATP through fermentation.
Answer: A
You might also like to view...
?-oxidation
A) is the second step in the oxidation of glucose. B) is a process used to oxidize fatty acids. C) occurs in the cytoplasm. D) is a process used to digest some polysaccharides. E) both choices B and C
The female gametophyte in flowering plants forms in a
a. calyx. b. carpel. c. receptacle. d. corolla. e. stamen.
In the Hardy-Weinberg Frequency p^2 represents __________.
a. homozygous dominant b. heterozygous c. homozygous recessive d. the entire population
The ribosomal RNA studies that led to the division of prokaryotic organisms into the Bacteria and the Archaea were begun by ________.
A. Pasteur B. Watson C. Woese D. Needham