Which structure marks the ends of a sarcomere?
a. cell
b. myofibril
c. Z line
d. actin
e. myosin
ANSWER: c
Biology & Microbiology
You might also like to view...
Glycolysis and the Krebs cycle yield 10 molecules of NADH per molecule of glucose. How many molecules of ATP will be made from them in the electron transport system?
A. 38 B. 36 C. 10 D. 30 E. 2
Biology & Microbiology
The protein located in muscle cells that delivers oxygen directly to the mitochondria is
A. Hemoglobin B. Myoglobin C. Thyroxin D. Phytic acid
Biology & Microbiology
What is the least inclusive level of the hierarchical classification scheme?
A. domain B. phylum C. kingdom D. genus E. species
Biology & Microbiology
Which factors are density-independent?
a) predation and competition b) competition and unusual weather c) parasitism and disease and natural disaster d) natural disaster and unusual weather
Biology & Microbiology