Iron is considered a
A. trace mineral, because less than 100 milligrams are required daily in the diet.
B. trace mineral, because it is rare on the Earth.
C. major mineral, because it is extremely abundant in the Earth.
D. major mineral, because it has a crucial physiological role.
Answer: A
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Using the figure below, identify the labeled part.
1) Label A: ______________________________
2) Label B: ______________________________
3) Label C: ______________________________
4) Label D: ______________________________
5) Label E: ______________________________
6) Label F: ______________________________
7) Label G: ______________________________
8) Label H: ______________________________
9) Label I: ______________________________
10) Label J: ______________________________
According to the International Phonetic Alphabet, which one of the following consonants is not considered an approximant?
a) [j] b) [?] c) [w] d) [n]
In the Ouchterlony test, where will a precipitin line form when bovine serum albumin is mixed with the antibodies for horse albumin, bovine albumin, and swine albumin?
A) between the wells for bovine albumin and antibodies for horse albumin B) between the wells for bovine albumin and antibodies for bovine albumin C) between the wells for bovine albumin and antibodies for horse albumin, and between the wells for bovine albumin and antibodies for swine albumin D) between the wells for bovine albumin and antibodies for swine albumin
The normal respiratory rate of a resting adult ranges from ________ breaths each minute, or roughly one for every four heartbeats
A) 4 to 6 B) 10 to 12 C) 12 to 18 D) 16 to 20 E) 22 to 24