Biology, 20.04.2020 23:12 Jessicadiaz8602
In Drosophila melanogaster, round eyes (rai+) are dominant to raisin eyes (rai). Round eyes are found in wild-type flies, while raisin eyes are the result of a mutant allele. If a heterozygous parent is crossed with a homozygous recessive parent, then what are the correct genotypic ratios for the F1 progeny?
A. 4:0, round eyes
B. 3:1, raisin eyes:round eyes
C. 1:1, round eyes:raisin eyes
D. 4:0, raisin eyes
Answers: 2
Biology, 21.06.2019 19:10
What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.
Answers: 2
Biology, 22.06.2019 14:00
What could happen if two base pairs on a strand of dna or switched
Answers: 3
Biology, 22.06.2019 14:30
Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals
Answers: 3
In Drosophila melanogaster, round eyes (rai+) are dominant to raisin eyes (rai). Round eyes are foun...
Mathematics, 05.09.2019 05:10
Mathematics, 05.09.2019 05:10
Mathematics, 05.09.2019 05:10
History, 05.09.2019 05:10
English, 05.09.2019 05:10
Mathematics, 05.09.2019 05:10
English, 05.09.2019 05:10