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Human fertilization: Quiz


Question 1: The ________ completes its second meiotic division.
FertilisationOocyteImmature ovumCentrosome

Question 2: The sperm's tail and ________ degenerate with the formation of the male pronucleus.
Mitochondrial DNASuccinate dehydrogenasePyruvate dehydrogenase complexMitochondrion

Question 3: The ________ of the secondary oocyte and sperm fuse.
Vesicle (biology)Cell nucleusCell membraneCell (biology)

Question 4: It may be regarded as a mechanism of ________.
SociobiologyKin selectionEvolutionary psychologyGroup selection

Question 5: The pronuclei migrate toward the center of the oocyte, rapidly replicating their ________ as they do so to prepare the new human for its first meiotic division.

Question 6: Human ________ is the union of a human egg and sperm, usually occurring in the ampulla of the uterine tube.
EmbryoPrenatal developmentHuman embryogenesisFertilisation

Question 7: The process of fertilization involves a sperm fusing with an ovum--usually following ________ during sexual intercourse.

Question 8: ________ (IVF) is a process by which egg cells are fertilized by sperm outside the womb, in vitro.
PregnancyAssisted reproductive technologyIn vitro fertilisationArtificial insemination

Question 9: Instead, their membranes dissolve, leaving no barriers between the male and female ________.
ChromosomeKaryotypeChromosomal translocationAutosome

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