Which process involves the formation of a multicellular organism from a single fertilized egg?
The fusion of male and female gametes is called:
The single cell formed immediately after fertilization is called a:
Rapid mitotic cell divisions of the zygote without significant growth are called:
A solid ball of cells formed during early embryonic development is called:
The hollow ball of cells formed after the morula stage is called:
The process by which the three primary germ layers are formed is called:
Which of the following is NOT a primary germ layer?
The nervous system primarily develops from the:
Muscles and bones mainly develop from the:
The lining of the digestive tract primarily develops from the:
The process through which cells become specialized in structure and function is called:
The formation of organs from the embryonic germ layers is called:
In humans, implantation normally occurs in the:
Which structure connects the developing embryo or foetus to the placenta?
Which embryonic membrane surrounds the embryo with fluid for protection?
The period during which the major organs begin to form is mainly called:
What is the study of the development of an organism from fertilization to adulthood called?
Which process leads to the formation of the neural tube?
The neural tube eventually develops into the:
