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haploid nucleus
23 chromosomes
nutrients in cytoplasm
to feed embryo
membrane after fertilisation
changes structure to stop more sperm getting in to make sure offspring has right amount of dna
flagellum
can swim to egg
lots of mitochondria
provide energy from respiration to swim to egg
acrosome
stores enzymes for digesting membrane of egg
ciliated epithelial cells
move substances in one direction along surface of tissue. line surface of organs
Note 
Flashcard (24)