Which of the RNAs act as an enzyme?
a. mRNA
b. rRNA
c. tRNA
d. mRNA and rRNA
e. none of the RNAs act as an enzyme
B
Biology & Microbiology
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Which molecule is the main structural component of biological membranes?
a. starch b. triglyceride c. protein d. phospholipid e. steroid
Biology & Microbiology
Which of the following is NOT true of the sex
hormones?
a. They are produced in the gonads. b. They are protein hormones. c. Estrogen is an example. d. They influence gender and sex differences. e. They are derived from the steroid cholesterol.
Biology & Microbiology
Algins, thickening compounds used in the food industry, are obtained from ____
a. foraminiferans b. brown algae c. dinoflagellates d. red algae e. green algae
Biology & Microbiology
Compare and contrast facilitated and active transport
What will be an ideal response?
Biology & Microbiology