Vocabulary
Reproduction 1
Reproduction 2
Development
Challenge
100

non-native organism that harms its new environment

What is invasive species?

100

male gamete

What is sperm?

100

reproductive cell

What is a gamete?

100

offspring develop in an egg

What is external development?

100

type of fertilization of most fish

What is external fertilization?

200

to warm eggs or offspring

What is incubate?

200

female gamete

What is an egg?

200

the uniting of a sperm and egg

What is fertilization?

200

offspring develop in a uterus

What is internal development?

200

type of fertilization of horseshoe crabs

What is external fertilizaton?

300

female organ where most mammals protect their young prior to birth

What is a uterus?

300

male organ that produces sperm

What is testis?

300

the sperm and egg unite outside the parent's bodies

What is external fertilization?

300

type of growth that involves a change to the body

What is metamorphosis?

300

type of fertilization of pigs

What is internal fertilization?

400

provides nutrition for developing embryo in an egg

What is a yolk?

400

female organ that produces eggs

What is an ovary?

400

the sperm and egg unite inside the female's body

What is internal fertilization?

400

eggs -> larvae -> pupa -> adult

What is complete metamorphosis?

400

type of development of rattlesnakes

What is internal development?

500

developmental stage of some invertebrates that look like smaller versions of adult

What is a nymph?

500

initial stage of development for multicellular organisms

What is an embryo?

500

diploid cell that results from fertilization

What is a zygote?

500

eggs -> nymph -> adult

What is incomplete metamorphosis?

500

type of development of monotremes

What is external development?

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