Answer the following questions true (T) or false (F)
1. Having defective proteins in the cell membrane can cause disease.
2. The hydrophilic heads of phospholipids in the plasma membrane face a water-based environment.
3. Cholesterol is a hormone receptor in the plasma membrane.
Ans:
1. True
2. True
3. False
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Where in the human body can you find T cells?
A. Bone marrow D. Spleen B. Blood E. All of these C. Thymus glands
In Alzheimer’s disease , neurons that secrete which neurotransmitter are particularly affected?
a. epinephrine b. dopamine c. serotonin d. acetylcholine e. GABA
Suppose that a person is on a diet of primarily grains. Which two amino acids would such a diet likely be deficient in?
a. valine and lysine b. methionine and lysine c. isoleucine and lysine d. methionine and tryptophan
The Western Blot technique detects
A. proteins. B. specific genetic marker sequence on genes. C. recombinant DNA. D. DNA. E. RNA.