BIOLOGY TOPIC 11 ANIMAL PHYSIOLOGY (HL): How is the blastocyst implanted? also include the stages of embryo development (5)

Question

How is the blastocyst implanted? also include the stages of embryo development (5)

Sammy Universe · Accepted Answer

Day 0 = zygote
Day 4 = Morula
Day 7 = Blastocyst

digestive enzymes released degrade lining and autocrine hormones triggers implantation

when implanted blastocyst gets nutrients from endometrial lining

How is the blastocyst implanted? also include the stages of embryo development (5)