Biology, 22.11.2019 21:31 brookerebman15
In fruit flies, the gene for red eyes (r) is dominant and the gene for sepia eyes (r) is recessive. if a red eyed heterozygous fly (rr) mates with a sepia eyed homozygous fly (rr) what are the possible genotypes of their offspring?
a. rr only
b. rr, rr, and rr
c. rr and rr
d. rr and rr
Answers: 3
Biology, 22.06.2019 00:20, vale4287
1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.
Answers: 1
Biology, 22.06.2019 09:00, bknycfl3951
Anurse is caring for a 42-year-old client who is scheduled for an amniocentesis during the fifteenth week of gestation because of concerns regarding down syndrome. what other fetal problem does an examination of the amniotic fluid reveal at this time?
Answers: 1
Biology, 22.06.2019 10:20, XxDonaldTrumpxX452
The function of the excretory system is to control homeostasis and
Answers: 1
In fruit flies, the gene for red eyes (r) is dominant and the gene for sepia eyes (r) is recessive....
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