#Question id: 4723
#Unit 8. Inheritance Biology
The most common cause of the pleiotropic effect of gene is due to
#Question id: 5742
#Unit 8. Inheritance Biology
When an allotetraploid (AABB) is backcrossed to one of its progenitor species (AA), a sterile progeny is produced. The genomic composition of this sterile individual can be best represented by
#Question id: 19356
#Unit 12. Applied Biology
#Question id: 4741
#Unit 8. Inheritance Biology
The F2 progeny from a particular cross exhibit a modified dihybrid ratio of 9 : 7 (instead of 9 : 3 : 3 : 1). What phenotypic ratio would be expected from a testcross of the F1?
#Question id: 3482
#Unit 11. Evolution and Behavior
Which statement below about mating behavior is correct?
A) Some aspects of courtship behavior may have evolved from agonistic interactions.
B) The degree to which evolution affects mating relationships depends on the degree of prenatal and postnatal input the parents are required to make.
C) The mating relationship in most mammals is monogamous, to ensure the reproductive success of the pair.
D) Polygamous relationships most often involve a single male and many females, but in some species this is reversed