What animal has kidneys that are so efficient that it never has to drink water and can obtain all of its water from its food?
A. camel
B. desert lizard
C. gerbil
D. pocket mouse
E. kangaroo rat
E. kangaroo rat
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Genomic technology allows researchers to use ____ to survey the genome to detect associations between common variations and a specific phenotype
a. pedigrees b. continuous traits c. chromosome number d. nucleotide variations e. RNA
Most of the active functions of plasma membranes are carried out by ____
a. cholesterol b. proteins c. hydrophilic heads d. hydrophobic tails e. carbohydrates
The unique feature of HeLa cells that make them
important for research is that a. they are identical to all other human cells. b. they are immortal cells and will grow in culture. c. they are limited in growth cycles. d. they are like stem cells. e. all of these make them important.
Which of the following is NOT a trait shared between green algae and land plants?
a. stomata b. chloroplasts with chlorophyll a c. cellulose in their cell walls d. store energy captured during photosynthesis as starch e. chloroplasts with chlorophyll b