Answer the following questions true (T) or false (F)
1. Mucocutaneous leishmaniasis, also known as kala-azar, is fatal in 100% of untreated cases.
2. Smallpox vaccination was originally discontinued in the 1970s in the U.S. because of adverse effects of the vaccine.
3. Herpesvirus infections can be controlled with chemotherapeutic agents.
1. FALSE
2. TRUE
3. TRUE
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Water has a high specific heat because of the _____
A) polar covalent bond formed between the oxygen and a hydrogen of a single water molecule B) ionic bonds formed between the hydrogen of one water molecule and the oxygen of another water molecule C) hydrogen bond formed between the hydrogen of one water molecule and the oxygen of another water molecule D) covalent bond formed between the hydrogen of one water molecule and the oxygen of another water molecule
Lack of exercise is an example of a(n) _______ for obesity and diabetes
A. complex trait B. quantitative trait C. cause D. environmental risk factor E. genetic risk factor
What gland secretes fructose, which provides energy for sperm, into the seminal fluid?
a. prostate b. seminal vesicles c. bulbourethral d. vas deferens e. epididymus
You are presented with an animal that resembles a jellyfish. As you examine it further, which characteristic would allow you to conclude that it belongs to the Phylum Ctenophora rather than the Phylum Cnidaria?
A. tentacles. B. gonads. C. stinging cells. D. complete digestive tract.