How do daughter cells compare to parent cells at the end of mitosis and cytokinesis?
A) They have half the number of chromosomes
B) They have exact copies of the same chromosomes
C) They have double the number of chromosomes
Ans: B) They have exact copies of the same chromosomes
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Based on the evolutionary tree shown below, RubisCO Form II and RLP beta are orthologs
RLP alpha | RLP beta Ancestral gene | | RLP ancestor | | | | | Duplicate gene | RubisCO Form II | | RubisCO ancestor RubisCO Form I | | RubisCO Duplicate | RubisCO Form III Indicate whether the statement is true or false.
Which of the following is a greenhouse gas?
A. water vapor B. molecular oxygen C. molecular nitrogen D. argon E. carbon monoxide
Which of the following help increase the selective permeability of a phospholipid bilayer membrane?
a. transport proteins b. channel proteins c. passive carrier proteins d. Transport proteins, channel proteins, and passive carrier proteins all help increase the selective permeability of a phospholipid bilayer membrane.
Which of the following can be used to infer phylogenetic trees?
A. Anatomical characters B. Transitional fossils C. DNA sequences D. All of the above