Suppose that a parent has a genotype of RrYy. What is the probability of this parent producing a gamete with the RY genotype?
a. 3 in 4
b. 1 in 2
c. 1 in 4
d. 1 in 8
Ans: c. 1 in 4
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If ATP production is blocked, decreased transport of material across a membrane occurs. Which type of transport is affected? Choose all that apply.
_____ Osmosis _____ Diffusion _____ Facilitated Diffusion _____ Active Transport _____ Endocytosis
Genomic studies using _____________________ can identify an individual's ancestral continent
Fill in the blank(s) with correct word
As a result of an accident, a patient has their jaw wired shut and is put on a liquid diet. Why has the person been placed on a liquid diet?
A. Mechanical digestion would be inhibited since the jaws could not drive the breakdown of food by teeth. B. The secretion of amylase would be inhibited since muscles could not work. C. Peristalsis would stop. D. Lipase would not be added to food. E. None of the answer choices is correct.
In comparing smooth and cardiac muscle, which one of the following best describes the differences between the two muscle types?
A) Smooth muscle is voluntary, whereas cardiac is involuntary. B) Both lack muscle filaments, but cardiac muscle has sarcomeres. C) Cardiac muscle requires periods of relaxation, whereas smooth muscle is always in a state of partial contraction. D) Cardiac muscle filaments are arranged in bundles, whereas smooth muscles lack filament bundles. E) Cardiac muscle contracts slowly compared to smooth muscle.