Except in rare cases, genes are usually passed from generation to generation within a species. This process is called:
A. horizontal gene transfer
B. vertical gene transfer
C. synteny
D. transgenesis
Answer: B
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The photosynthetic pigments bacteriorhodopsin and proteorhodopsin are present in ________ and ________, respectively
A) Archaea / Bacteria B) Bacteria / Archaea C) Bacteria / Bacteria D) Bacteria / Eukarya
Identify the numbered items in the accompanying figure. Include the following terms in your description. • presynaptic neuron • postsynaptic neuron • neurotransmitters waiting to be released • neurotransmitters released by the nerve impulse • synapse • receptors with bound neurotransmitters
What will be an ideal response?
The disease caused by Streptococcus mutans is
A. plague. B. trachoma. C. dental decay or caries. D. atypical pneumonia.
The genetic code is fairly consistent among all organisms. The term often used to describe such consistency in the code is ________
A) trans-specific B) universal C) overlapping D) exceptional E) None of the above