Primary growth involves:a
an increase in length.
b. an increase in girth.
c. a production of secondary xylem.
d. a production of cork cells.
e. a division of vascular cambium cells.
A
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What is the sex of the individual whose karyotype is pictured?
a. Male
b. Female
If a compost pile is turned frequently and other conditions are adequate for aerobic digestion, the composting can be completed in 6 weeks
Indicate whether this statement is TRUE or FALSE.
1n is an abbreviation for
A. haploid. B. somatic cells. C. diploid. D. mitosis. E. meiosis.
In the section "Investigating Life: Size Matters in Fishing Frenzy", historically fishermen kept larger fish and left smaller juvenile fish. Over time the average size of the fish would
A. increase by natural selection. B. decrease by genetic drift. C. decrease by natural selection. D. increase by genetic drift. E. remain unchanged.