When the nuclei in a dikaryotic cell fuse, what happens?
a. A haploid zygote is formed.
b. A diploid zygote is formed.
c. A haploid spore is produced.
d. A diploid spore is produced.
e. A haploid gametangia forms.
b
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Which of the following can impact methylation
patterns? a. drugs. b. exercise. c. stress. d. diet. e. all of these
Mutations are the original source of new alleles, but
many are __________ or __________. Fill in the blank(s) with the appropriate word(s).
For the purposes of this question, assume that being Rh+ is a consequence of D and that Rh- individuals are dd. The ability to taste phenylthiocarbamide (PTC) is determined by the gene symbolized T (tt are nontasters)
A female whose mother was Rh- has the MN blood group, is Rh+, and a nontaster of PTC, and is married to a man who is MM, Rh-, and a nontaster. List the possible genotypes of their children. Assume that all the loci discussed in this problem are autosomal and independently assorting.
Mycoses are typically highly contagious.
Answer the following statement true (T) or false (F)