Which of the following is not true of Claviceps
purpurea?
a. It causes ergotism.
b. It produces toxic alkaloids.
c. It parasitizes rye.
d. It may have played a role in the Salem
witch trials.
e. All of these are true
E
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How many chromatids are found in a single human cell at the end of each of the following meiotic stages? ________ prophase I ________ anaphase I ________ prophase II ________ telophase II
What will be an ideal response?
Answer the following statements true (T) or false (F)
1. Most oncogenes encode proteins that function in cell growth signaling pathways. 2. Myc genes tend to be overexpressed in only a few forms of cancer. 3. p53 is a tumor suppressor gene that acts as a sensor of DNA damage. 4. Certain types of cancer are caused by viruses.
Urticaria is characterized by
A. living in Utica. B. wheal and flare. C. asthma. D. inflammation.
The primary cause of human population growth following the Industrial Revolution was
a. an increase in death rates. b. a decrease in death rates. c. an increase in birthrates. d. a decrease in birthrates e. more children being born to women over 35 years of age.