Question

this exam is closed - book. before starting, make sure you have studied all of the questions on your previous ct quizzes. question 18 2 pts the term ____________ refers to two or more sires causing a single gestation. this is common in species, such as dogs that have litters. polyparental superfetation superfecundation polyspermatic

Explanation:

Superfecundation is when multiple male parents (sires) contribute to a single gestation, common in litter - bearing species like dogs. Polyparental is a more general term not specific to this reproductive process. Superfetation is the fertilization of a new egg during an existing pregnancy. Polyspermatic is related to multiple sperm but not the specific concept of multiple sires in a single gestation.

Answer:

C. superfecundation