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DNA/Genes

Authored by Michael Schlessinger

Biology, Science

9th - 12th Grade

Used 1+ times

DNA/Genes
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36 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A segment of DNA that codes for a trait

gene

allele

chromosome

chromatid

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

an observable characteristic

trait

gene

allele

DNA

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Genetic traits are determined by one or more

genes

chromosomes

random chances

cells

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A version or variation of a gene

trait

gene

allele

DNA

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When an organism has two of the same alleles, it is called

homozygous

heterozygous

recessive

dominant

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

When an organism has two different alleles, it is called

homozygous

heterozygous

recessive

dominant

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A DNA molecule is in the shape of...

a knotted mess

a starburst

a double helix (like a spiral staircase)

It varies cell to cell

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