If you see a male calico cat, you can be fairly certain that his diploid cells have a sex chromosome
combination of ____.
a. XYY
b. XY
c. XX
d. XXY
e. XO
D
Biology & Microbiology
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Organisms may derive energy from
A. sunlight. B. metabolizing chemical compounds. C. little tiny AAAAAAAAA batteries. D. temperature gradients. E. sunlight AND metabolizing chemical compounds.
Biology & Microbiology
How many total CO 2 are produced during the Krebs cycle?
a. 2 b. 3 c. 4 d. 6
Biology & Microbiology
The process by which new species originate
A. is germination. B. is extinction. C. occurred only once in Earth's history. D. is speciation. E. occurred for millions of years but is no longer occurring.
Biology & Microbiology
One gram of hydrogen, which has an atomic mass of 1, would have fewer atoms than 1 gram of carbon that has an atomic mass of 12.
Answer the following statement true (T) or false (F)
Biology & Microbiology