Which covalent bond involves only 2 electrons:a
single
b. double
c. triple
d. single and double.
e. single and triple.
A
Biology & Microbiology
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Which is a benefit of sexual reproduction over asexual reproduction?
a. More offspring can be produced. b. The offspring are all identical to the parents. c. There is less variation from generation to generation. d. Evolution will occur at a slower rate when there are two parents. e. The interaction of the genes from both parents brings about genetic variation.
Biology & Microbiology
Co-dominance
What will be an ideal response?
Biology & Microbiology
A difference in charge across a guard cell membrane is called ____.
A. osmosis B. tension C. turgor D. pressure gradient E. voltage
Biology & Microbiology
Which of the following can be found in bacteria, but not viruses?
A. a cell membrane B. genetic material C. nucleic acids D. proteins
Biology & Microbiology