Which molecule contains a binding site for the attachment of myosin heads?
A) Myoglobin B) Tropomyosin C) Actin D) Troponin
C
You might also like to view...
What does the progressive hypothesis of virus evolution state?
a. Viruses originated from self-replicated entities similar to transposons. b. Viruses originated from free-living cells or intracellular parasites. c. Viruses originated from RNA and DNA molecules that escaped from a host cell. d. Viruses originated from alien DNA that was carried to Earth by a meteor.
What is the study of the interactions of organisms with one another and their physical environment?
a. biology b. physiology c. microbiology d. ecology e. environmental science
Differentiation is the process whereby a cell's determined state is expressed
Indicate whether the statement is true or false
Imagine in lemmings, that gray fur color (G) is dominant over white (g). There is another gene, called color, and individuals must have at least one color (C) allele for gray color to be expressed. A lemming that is heterozygous at both loci is crossed with a white lemming that is heterozygous for gray fur color. Which of the following is correct regarding their offspring?
A. 1/4 will be gray; 3/4 will be white B. 3/8 will be gray; 5/8 will be white C. all will be white D. they will have a ratio of 9 gray:7 white E. all will be gray