Chapter 10: Inheritance in the Sexual Life Cycle Flashcards Preview

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Flashcards in Chapter 10: Inheritance in the Sexual Life Cycle Deck (14):
1

production of offspring through union of male and female gametes

sexual reproduction

2

eggs and sperm

gametes

3

a specialized process of cell division that, in animals produces gametes

meiosis

4

-body cells
-gametes have half the number of chromosomes here

somatic cells

5

the nuclei of an egg and sperm cell fuse

fertilization

6

the chromosome number is restored

zygote

7

in humans, and other animals, meiosis takes place in the primary reproductive organs AKA _____

gonads

8

one chromosome of each homologous pair, comes from the organism's male parent

paternal chromosome

9

one chromosome of each homologous pair, comes from the female parent

maternal chromosome

10

fertilization produces the diploid generation

sporophytes

11

certain cells of mature sporophytes undergo meiosis, producing haploid ____

spores

12

-spores grown by mitotic divisions into a generation of haploid _____
-produce haploid egg and sperm nuclei

gametophytes

13

2n

diploid

14

n

haploid