Contraction and relaxation of smooth muscle in the wall(s) of ____ can alter its diameter and air flow
a. alveoli
b. bronchioles
c. bronchi
d. trachea
e. larynx
b
Biology & Microbiology
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How does Homo sapiens differ from Homo erectus?
1.H. sapiens has larger facial bones, teeth, and jaw. 2.H. sapiens has a rounder skull. 3.H. sapiens evolved from a different evolutionary lineage than H. erectus. 4.H. sapiens was found in Europe but H. erectus was limited to Africa.
Biology & Microbiology
Golden rice contains a transgene that allows for increased production of vitamin A
a. True b. False
Biology & Microbiology
Which one of the following is typical of meiosis? All the cells produced
A. are identical. B. contain more genes than the parent cells. C. are haploid. D. have undergone nondisjunction.
Biology & Microbiology
Distinguish mycotoxicosis from mycetismus
What will be an ideal response?
Biology & Microbiology