Some mammals, like the kangaroo rat of the desert, have extremely long loops of Henle in their kidneys. What purpose must this serve?
What will be an ideal response?
Having extra length in the loop of Henle is an adaptation for water conservation.
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A coral species that currently inhabits a single reef off the coast of Indonesia would be considered
A. vestigial. B. a transitional form. C. endemic. D. exotic.
The component in the highest concentration in plasma is __________
a. water b. plasma proteins c. erythrocytes d. leukocytes e. salts
Photosynthesis is the process by which plants, some bacteria, and some protistans, use the energy from sunlight to produce sugar, which _______________ converts to ATP, the "fuel" used by all living things.
a) photorespiration b) glycolysis c) cellular respiration d) condensation e) phosphorylation
In Drosophila (fruit fly), red eyes is the wild type trait and purple eyes is a mutant version. Normal wings are wild type while curly wings is a mutant version. Which of the following genotype is correct for a homozygous red eyed, curly winged fly?
a) p+/p+ c/c b) p/p c/c c) p+/p+ c+/c d) p+/p c/c