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Reproduction and Development
Reproduction
17
Biology
Undergraduate 1
10/24/2008

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Cards

Term
Trillions of cells in your body arose from what?
Definition
One original cell
Term
During ejaculation a man releases how many sperm?
Definition

Up to 500 million sperm

Term
A woman releases up to what % of gametes?
Definition
one
Term

An Elephant stay pregnant for how long?

Definition
two years
Term
Reproduction
Definition
creation of new individuals from existing ones
Term
Asexual reproduction
Definition
creation of offspring that are gentically identical to a lone parent
Term

binary Fission

Definition
bacteria and some singled-celled eukaryotes like amoebas reproduces by splitting in two and making an identical offspring
Term
Fission
Definition
multicellular animals like invertabrates reprudce by splitting into two or more individuals
Term
Fragmentation
Definition
breaking of a parent body into several pieces
Term
Regeneration
Definition
regrowth of two or more whole animals from the peices of it
Term
Budding
Definition
Splitting off of new individuals from existing ones
Term
Sexual Reproduction
Definition
creation of offspring by fusion of gametes
Term
Gametes
Definition

haploid sex cells

Term
Zygote
Definition
diploid created from the two haploid sex cells
Term
sperm
Definition
male sex cells (gametes)
Term
Ovum
Definition
female sex cells (Gametes)
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