Mammals part B

Question 1

Most eutherian mammals have what as a reproductive structure

Answer 1

Basculum (penis bone)

Question 2

Females reproductive system

Answer 2

Ovaries (eggs)

Oviducts - duct passage of eggs (site of fertilization)

Question 3

Blastocyst

Answer 3

Implantation in the uterine wall is delayed to coordinate breeding time.

Question 4

Pheromones

Answer 4

Chemicals that trigger a response in a conspecific

Question 5

Allomones

Answer 5

Chemicals that act between species

Question 6

Pheromones can be associated with

Answer 6

Saliva, sweat, urine. feces

Question 7

Chemical communication functions

Answer 7

Recognition 
marking territory. home range 
signaling social dominance 
signaling sexual receptivity
defense 
influencing the physiology of others