Intro And Fertilisation

Question 1

Growth is what

Answer 1

Change in size due to mitosis

Question 2

Differentiation is what

Answer 2

Cells become specialised according to function

Question 3

Morphogenesis is what

Answer 3

Change in overall shape or organisation of an embryo. Eg, leg and arm similar cell type but different morphogenetically different structures

Question 4

Fertilisation takes place within the

Answer 4

Fallopian tubes

Question 5

The first thing the sperm comes into contact with of the ovum

Answer 5

Outer glycoprotein coat - zona pellucida

Question 6

What is the acrosomal reaction

Answer 6

The acrosomal cap of the sperm releasing digestive enzymes onto the zona pellucida

Question 7

What from the head of the sperm is protruded towards the plasma of the ovum

Answer 7

Cellular extension via actin filaments

Question 8

Cellular extension allows for what

Answer 8

Docks the receptors of the sperm surface and receptors on the ovum surface

Question 9

The joining of receptors of the sperm and cell guides what

Answer 9

Movement of the sperm cell nucleus into the cytoplasm of the ovum

Question 10

Human development consists of 3 essential processes

Answer 10

Growth, differentiation and morphogenesis