Ras proteins are of interest to researchers because ____
a. of their role in reproduction d. of their role in relieving cluster headaches
b. of their role in liking plant hormones to
germination
e. of their role in bringing about the fight –
or-flight response
c. of their role in the development of many
types of cancer
C
You might also like to view...
Assume that one allele is completely dominant over the other for the following questions.
a. Two individuals heterozygous for a single trait have children. What is the expected phenotypic ratio of the possible offspring? b. Two individuals heterozygous for two traits have children. What would be the expected phenotypic ratio of the possible offspring? c. Crossing two individuals heterozygous for two traits results in the same phenotypic ratio as for a single trait. Are the genes for these two traits on separate chromosomes or on the same chromosome? Explain your answer. (Remember that the gene for each trait is located at a locus, a physical region on the chromosome.) Yes, the traits would be on the same chromosome as the loci are linked.
All eukaryotic photosynthesizers are oxygenic.
Answer the following statement true (T) or false (F)
For a given cross, the expected number of double recombinants is 20 and the observed number of double recombinants is 15. What is the coefficient of coincidence (c)?
A) 0.25 B) 1.33 C) 20 D) 0.75 E) 15
Prokaryotes that are rod-shaped are called
A) bacilli. B) spirilla. C) cocci. D) eukaryotes.