If you needed to determine the order of genes on a chromosome, you should perform
A. a SNP test.
B. a testcross.
C. a three-point cross.
D. a two-point cross.
Answer: C
You might also like to view...
Why does transcription occur in the nucleus and not in the cytoplasm in eukaryotes?
A) RNA cannot exist in the cytoplasm. B) DNA cannot leave the nucleus. C) Ribosomes cannot leave the nucleus. D) Codons are only found in the nucleus.
Which of the following is a primary difference between ectomycorrhizae and endomycorrhizae?
A) Endomycorrhizae have thicker, shorter hyphae than ectomycorrhizae. B) Ectomycorrhizae do not penetrate root cells, whereas endomycorrhizae grow into invaginations of the root cell membranes. C) Endomycorrhizae are more common than ectomycorrhizae. D) There are no significant differences between ectomycorrhizae and endomycorrhizae.
Life history patterns of guppies in Trinidad are a result of which natural selection force?
a. Competition differences in different streams. b. Predation differences in different streams. c. Temperature differences in different streams. d. Pollution differences in different streams. e. Salt concentration differences in different streams.
What is responsible for creating the large pits in the sieve plates of phloem cells?
a. the loss of organelles from phloem cells b. the cohesive property of water molecules c. reduction of cellulose in the cell walls d. translocation of organic molecules e. enlargement of plasmodesmata