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CCEA GCSE Biology - Reproduction Exam Latest Update
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CCEA GCSE Biology - Reproduction Exam Latest Update ...
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CCEA GCSE Biology -Reproduction Exam Latest
Update
Reproduction - Answer Fusion of two sex gametes (sperm and ova)
Bladder - Answer Stores urine
Urethra - Answer Tube which sperm and urine travel through the penis
Penis - Answer Organ that deposits sperm into the vagina
Testes - Answer Produce sperm
Scrotum - Answer Sac that protects testes and holds them at a lower body temperature
Sperm duct - Answer Carries sperm from testes to urethra
Prostate - Answer Adds fluid to nourish sperm
Fallopian tube (oviduct) - Answer Carries ova to uterus, fertilisation occurs here
Ovary - Answer Produces and releases ova
Uterus - Answer Female organ to nourish the developing foetus
Uterus lining - Answer Implantation occurs here, rich in blood
Cervix - Answer Opening to the uterus that dilates during birth
Vagina - Answer Penis deposits sperm here during intercourse
Fertilisation - Answer Fusion of haploid sperm and egg to form a diploid cell (zygote)
Adaptations of placenta - Answer 1. Rich in blood vessels; provide O2 and other
nutrients
2. Large surface area at point of contact; more diffusion
3. Villi; increase surface area
Umbilical cord - Answer Carries useful products and waste to and from mother/foetus
Amniotic fluid - Answer Fluid within the amniotic sac that surrounds and protects the
fetus
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