Newborn babies acquire microbiota by
A.
passing through the birth canal.
B.
breastfeeding.
C.
contact with mother's skin.
D.
environment.
E.
All of the above are a source of microbiota.
E
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Which of the following is a correct matching of the researcher with their discovery?
A. Pauling provided information on primary structure in biological molecules. B. Franklin suggested that DNA was a helix with more than one strand and that there were about 10 bases per turn of the DNA C. Watson and Crick collected a large amount of X-ray data on the structure of DNA. D. Chargaff demonstrated that the adenine and cytosine bases and the uracil and guanine bases interacted in some manner.
Ribosomes are very old structures, found in all organisms (except viruses), from bacteria to humans. As a result, molecular taxonomists are looking at relationships based upon which rRNA sequence(s)?
A) 16S B) 18S C) 30S D) both choices A and B E) all of the above
Research with the herpes virus herpesvirus 8 focused on the transition from ____
a. G1 to S b. S to G2 c. G1 to G0 d. G2 to prophase e. telophase to cytokinesis.
Which energy source fuels cell division in animal cells?
a. GTP b. ATP c. kinetic energy of Golgi body movement d. glycerol e. fat deposits