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Mitosis/Meiosis
Vocabulary
22
Biology
10th Grade
02/20/2012

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Term
[image]mitosis
Definition
Term
asexual reproduction
Definition
reproduction through mitosis
Term
sexual reproduction
Definition
reproduction through meiosis
Term
sperm
Definition
(n) haploid gamete - 23 chromosomes
Term
egg
Definition
(n) haploid gamete-23 chromosomes
Term
fertilization
Definition
gametes come together to form cell - 46 chromosomes
Term
zygote
Definition
The cell formed by the union of two gametes, especially a fertilized ovum before cleavage
Term
gametes
Definition
(n) haploid cells called gametes (egg and sperm)
Term
diploid
Definition
(2n) 46 chromosomes
Term
haploid
Definition
(n) gametes (egg and sperm)
Term
meiosis
Definition
process in which gametes are made
Term
internal fertilization
Definition
fertilization of egg takes place inside organism
Term
external fertilization
Definition
fertilization of egg takes place outside organism
Term
differentiation
Definition
cells become "different" more specific to their function
Term
testes
Definition
produce and store sperm
Term
testosterone
Definition
the main male hormone. It supports normal male development such as muscle growth, facial hair, and deep voice
Term
ovary
Definition
ovum -producing reproductive organ, often found in pairs as part of the vertebrate female reproductive system
Term
oviduct
Definition
the passageway from the ovaries to the outside of the body
Term
uterus
Definition
major female hormone-responsive reproductive sex organ of most mammals including humans
Term
estrogen
Definition
the main sex hormone in women. Essential for the menstruation and reproduction, estrogen is crucial for health
Term
progesterone
Definition
steroid hormone involved in the female menstrual cycle, pregnancy (supports gestation) and embryogenesis of humans and other species
Term
placenta
Definition
The placenta is an organ that connects the developing fetus to the uterine wall to allow nutrient uptake, waste elimination, and gas exchange via the mother's blood
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