Which of the following is FALSE about
Marfan syndrome?
a. It results from an autosomal dominant
mutation.
b. The affected gene produces a defective
form of the protein fibrillin.
c. Connective tissues are weakened.
d. It affects one in ten thousand men and
women.
e. None of these is false.
E
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Nucleation:
A. describes the process of transporting RecA to the nucleus after translation. B. is the addition of the first few RecA subunits onto single-strand DNA with the help of RecBCD. C. occurs rapidly followed by slow extension of RecA coating of the filament. D. is inhibited by the ATPase activity of RecA. E. is the process by which RecA disassembles from the filament.
The group of protists to which you are most closely related is:
A. the choanoflagellates B. slime molds C. Rhizaria D. Foraminifera E. Stramenopila
Answer the following statements true (T) or false (F)
1.Calcitonin and parathyroid hormone have effects which generally oppose one another. 2.Neurotransmitters and hormones never share the same target cells. 3.The two hormones produced by the thyroid are thyroxine and triiodothyronine. 4.Exercise leads to weaker muscles due to the repeated strain, which damages the muscle. 5.The temporalis muscle is critical for chewing.
Which of the following statements is false?
a. Lizards are a very small component of the present-day reptiles. b. Lizards gave rise to the snakes. c. Some lizards are not predators. d. Lizards have over lapping scales on their bodies. e. All lizards are roughly the same size