The condition that is characterized by a loss of calcium from the bone is called:a
osteitis.
b. osteoporosis.
c. osteopenia.
d. osteoarthritis.
e. osteon disease
b
You might also like to view...
The following DNA sequence is a small part of the coding (nontemplate) strand from the open reading frame of the B-Hemoglobin gene. Given the codon chart listed below, what would be the effect of a mutation that deletes the G at the beginning of the DNA sequence?
(A) The mutation precedes the gene, so no changes would occur. (B) Lysine (lys) would replace glutamine (gln), but there would be no other changes. (C) The first amino acid would be missing, but there would be no other change to the protein. (D) The reading frame of the sequence would shift, causing a change in the amino acid sequence after that point.
What would be most likely to occur if one of a man's testicles failed to descend (drop into the scrotum)?
A. He would have exaggerated secondary sex characteristics. B. The pH of his semen would be higher than normal. C. Gonadotropins within the undescended testicle would be inactivated. D. He would have a lower than normal sperm count. E. He would be unable to undergo spermatogenesis.
Too much exercise can impair the body's immune system and increase the risk of colds.
a. true b. false
The concept of endosymbiosis is widely accepted. What kind of relationship is it?
A. Neither organism benefits. B. One organism benefits, but the other is not affected. C. One organism in the partnership benefits, and the other is harmed. D. Both organisms in the partnership benefit.