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Reprduction
N/A
13
Biology
Undergraduate 2
11/01/2012

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Term
Asexual reproduction
Definition
Mitosis, making a clone
Advantages: easy, take advantage of favorable conditions, can create a large population
Disadvantages: no diversity, accumulation of mutations
Term
Sexual reproduction
Definition
Meiosis and haploid gametes
Advantages: Diversity and varaitey
Disadvantages: difficult to find mate, predation, ect.
Term
Dioecous sexual reproduction
Definition
distinct difference between male and female. very obvious anatomical difference.
Term
Monoiecious sexual reproduction
Definition
male and female reproductive parts on both on the same individual (hermaproditism)
Term
simultaneous hermaphrodite
Definition
both male and female organs are present and active at the same time
Term
sequential hermaphrodite
Definition
only a certain set of organs active at one point in life span, later in life that will shut off and the other one will turn on.
Term
protogyny
Definition
female first --> male
Term
protandry
Definition
male first --> female
Term
parthenogenisis
Definition
females giving birth to females without the involvement of a male.
Term
Oviparous
Definition
egg birth, does not recieve maternal nutrition after it is laid
Term
Viviparous
Definition
live birth, recives maternal nutrition during developmental stage
Term
Ovoviviparous
Definition
live egg birth, holds egg internally but does not reseive any nutrition from mother.
Term
acrosome
Definition
a structure in the sperm cell that is full of enzymes that digest the protective layer of the egg cell.
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