In some mammals, what is the by-product of digestion that is produced in the stomach, and in which animals may it be produced in large quantities?
a. methane, in carnivores
b. methane, in ruminants
c. mucus, in ruminants
d. mucus, in carnivores
Ans: b. methane, in ruminants
You might also like to view...
The presence of branched membrane lipids, with ether linkages is a characteristic of
a. Archaea only. b. Bacteria only. c. both Archaea and Bacteria. d. of neither Archaea nor Bacteria. e. Archea, Bacteria and Eukarya.
According to the figure, when is atmospheric CO2 the highest?
A) at night B) during the day C) when trees are present D) at high altitudes
The molecule serving as mRNA can be incorporated in the newly synthesized virus capsids of all of the following except
a. 1 strand RNA picornaviruses. b. 1 strand RNA togaviruses. c. 2 strand RNA rhabdoviruses. d. double-stranded RNA reoviruses. e. Rotavirus.
What is the ultimate goal of the Human Genome Project?
A) to better understand the genes and regulatory elements of the genome B) to map all the genes in the genome so they can be edited with CRISPR-cas C) to understand all of the proteins generated in a cell D) to rid the human population of genetic disease