Genes and Chromosomes Flashcards Preview

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Flashcards in Genes and Chromosomes Deck (10)
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1

Identify the labels missing from the cell

Identify the labels missing from the cell

2

What is found inside the nucleus of a cell?

Chromosomes

3

How many chromosomes are found inside the nucleus of a human cell?

46

(23 pairs)

4

What is a chromosome made from?

A long strand of DNA

5

What do chromosomes carry?

Genes

6

What is a gene?

A section of DNA

That controls a characteristic e.g. hair colour

7

What does the diagram show?

A chromosome

8

How many chromosomes does a sperm cell contain?

23

9

How many chromosomes does an egg contain?

23

10

Why does a human body cell contain 46 chromosomes?

23 chromosomes from the egg (mum)

23 chromosomes from the sperm (dad)