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Traits Genes Alleles

Authored by Lisa Thompson

Science

7th Grade

NGSS covered

Traits Genes Alleles
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25 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A segment of DNA that codes for a trait

gene

centromere

chromosome

chromatid

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Genetic traits are determined by one or more

genes

organelles

random chances

cells

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

homozygous

heterozygous

recessive

dominant

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

an observable characteristic

trait

personality

cell

DNA

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

5.

DROPDOWN QUESTION

1 min • 3 pts

The inheritance of biological characteristics is determined by individual units called ​ (a)   , which are passed from parents to offspring. Where two or more ​ (b)   of the gene for a single trait exist, some alleles may be​ (c)   and others may be recessive.

genes

alleles

dominant

gametes

Answer explanation

The inheritance of biological characteristics is determined by individual units called genes, which are passed from parents to offspring. Where two or more alleles of the gene for a single trait exist, some alleles may be dominant and others may be recessive.

Tags

HS-LS3-3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Definition of Homozygous

Having gene version that are the same.

A specific form of a gene that provides instructions for making a particular protein molecule.

A characteristic that all members of a species have,

HAving enes versions that are different.

Tags

NGSS.HS-LS3-1

7.

DRAG AND DROP QUESTION

1 min • 1 pt

​ (a)   are different forms of a ​ (b)  

Alleles

gene

Answer explanation

Alleles and genes are different forms of a gene, with alleles representing different versions of a gene.

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