Which of the following is a true statement?
A. Species with nucleotide sequences that match closely share a common ancestor.
B. Molecular biologists have suggested that bacteria are more closely related to eukaryotes than are members of the domain Archaea.
C. Adaptation to the environment is not related to the origin of new species.
D. The genetic language of DNA and RNA provides evidence that contradicts evolution of finches and other birds.
A. Species with nucleotide sequences that match closely share a common ancestor.
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A bacterial cell that contains teichoic acid stains which color on the Gram stain?
a. Pink b. Red c. Green d. Purple
Which of the following proteins assists during binary fission?
a. actin b. myosin c. Z disks d. FtsZ
In the ATP/ADP cycle:
A) food provides the energy needed to link phosphate to ADP to make ATP. B) after powering a reaction, ADP becomes ATP. C) food provides the energy needed to break down ATP into ADP. D) converting ADP into ATP is an energy-yielding reaction, whereas converting ATP into ADP is an energy-requiring reaction.
A number of generalizations can be made about the organization of protein-coding genes in bacterial chromosomes. First, the gene density is very high, averaging about ________
Fill in the blank(s) with correct word