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Animal Reproduction
m
13
Biology
11th Grade
05/14/2009

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Term
Asexual Reproduction
Definition
creation of new individuals whose genes all come from one parent without fusion of egg and sperm
Term
Sexual Reproduction
Definition
Creation of offspring by fusion of haploid gametes to form a zygote
Term
Parthenogensis
Definition
Where the egg develops without being fertilized
Term
Fertilization
Definition
union of sperm and egg
Term
external fertilization
Definition
eggs are shed by female and fertilized by the male in the environment
Term
internal fertilization
Definition
sperm are deposited in or near the female reproductive tract and fertilization occurs within the tract
Term
Pheromones
Definition
chemical signals released by one organism that influence the nbehavior of other individuals of the same speciesz
Term
Gonads
Definition
organs that produce gametes in most animals
Term
Mammary glands
Definition
present in both sexes, but usually only fuction in women
Term
vasocongestion
Definition
filling of a tissue with blood caused by increased blood flow through arteries
Term
myotonia
Definition
increased muscle tension
Term
Coitus
Definition
sexual intercourse
Term
Orgasm
Definition
rhythmic, involuntary contractions of the reproductive structures in both sexes
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