A G-protein coupled receptor associates with a G protein that contains how many subunits?
A. 2
B. 0
C. 3
D. 1
E. 4
C. 3
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What do the colors in in the figure below likely represent?
A. nothing, they are just there to make the chromosomes look nice. B. the presence of different genes along the length of DNA. C. the presence of different histone proteins in the chromatin. D. different levels of packaging and condensation of the chromatin.
A zombie apocalypse wipes out almost the entire human species before the zombie threat is eliminated. Only a group of 100 people who were at a family reunion on an uninhabited island survived. They returned to the mainland completely unaware of what had happened to everyone. Answer the following question(s) regarding the few survivors who now begin to rebuild the human population.Despite an abundance of habitat, why will it be difficult for the human species to recover?
A. Related humans are not able to reproduce. B. The reduced genetic diversity will make it difficult for the population to adapt to new diseases or other environmental changes. C. Modern humans lack the ingenuity needed to survive without an extended social network. D. The founder effect will slowly kill off the survivors in a small population.
Which of the following traits is part of the linkage group found on chromosome 19?
A) muscular dystrophy B) hair color (brown) C) colorectal cancer D) eye color (green/blue) E) All of the answer choices are part of a linkage group on chromosome 19.
Sulfur 35 (35S) is an isotope of 32S. These elements differ in their number of neutrons.
Answer the following statement true (T) or false (F)