Which of the following provides a chicken rancher
using a free-roaming arrangement for his flock the
data necessary to ensure maximum survival of his
hens?
a. distribution of chickens throughout the range
b. total number of chickens
c. chickens per square foot of the range
d. total square footage of the range
e. crude density of the chicken population
Answer: a
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All of the following are true about prokaryotic cells EXCEPT:
a. Prokaryotic cells are smaller than eukaryotic cells. b. They do not contain DNA. c. They have no membrane-bound organelles. d. They have ribosomes and a cell membrane. e. They are found in two domains: Bacteria and Archaea.
How does deforestation affect local weather? a. Daytime temperatures rise and rainfall is reduced
b. Daytime temperatures remain the same and rainfall increases. c. Daytime temperatures rise and rainfall increases. d. Daytime temperatures fall and rainfall decreases. e. Daytime temperatures fall and rainfall increases.
Answer the following questions true (T) or false (F)
1. All substrates for ribozymes are RNA molecules. 2. During chemiosmosis, electrons are pumped across a membrane to produce ATP. 3. Glyceraldehyde 3-phosphate is an intermediate in the Calvin-Benson cycle.
When spores are released from the underside of the fern frond, they fall to the ground where they germinate, growing into
A. haploid gametophytes. B. diploid gametophytes. C. haploid sporophytes. D. diploid sporophytes.