Egg Cell Specialisation

Question 1

Largest Cell

Answer 1

400 micrometers

Question 2

Lots of mitochondria in the cytoplasm

Answer 2

Produce ATP by aerobic respiration for active transport

Question 3

Outer layer of cells - Corona Radiata

Answer 3

Nourishes the egg & releases chemical attractant for sperm

Question 4

Haploid Nucleus

Answer 4

23 chromosomes

Question 5

Jelly-like outer coat - Zona Pellucida

Answer 5

Hardens after fertilisation, stopping more sperm from fertilising the egg

Question 6

Cortical Granules

Answer 6

Contain enzymes to harden the Zona Pellucida