What is the difference between prokaryotic and eukaryotic mRNA?
a) Prokaryotic mRNA is spliced
b) Eukaryotic mRNA lacks a 5' cap
c) Prokaryotic mRNA lacks introns
d) Eukaryotic mRNA is polycistronic
Answer: c) Prokaryotic mRNA lacks introns
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Weight gain and obesity may be partly caused by certain gut microbial communities that
A) absorb more vitamins and essential amino acids. B) produce more volatile fatty acids by fermentation. C) stimulate the gut endothelium to absorb more sugars. D) produce more hydrogen gas by fermentation.
The characterization of whole genomes, including their structures (sequences), functions, and evolution is called ____
a. genetic engineering b. genomics c. bioinformatics d. biotechnology e. genetic engineering
Pneumatophores are specialized to:
a. exchange gas. b. produce nutritive roots. c. stabilize the plant. d. both a and b
Bile has a role in _____ digestion and absorption
a. carbohydrate c. protein b. fat d. amino acid