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Science

9th - 12th Grade

NGSS covered

Used 1+ times

Genetics Exam #1 Review
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34 questions

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1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

Dendrobium orchids have 38 chromosomes. How many chromosomes would you expect to find in 2N Somatic cells?

Tags

NGSS.HS-LS1-4

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

Dendrobium orchids have 38 chromosomes. How many chromosomes would you expect to find in 2N Diploid cells?

Tags

NGSS.HS-LS3-1

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

Dendrobium orchids have 38 chromosomes. How many chromosomes would you expect to find in N Gamete cells?

Tags

NGSS.HS-LS3-2

NGSS.HS-LS3-1

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

Dendrobium orchids have 38 chromosomes. How many chromosomes would you expect to find in N Haploid cells?

Tags

NGSS.HS-LS3-1

5.

DROPDOWN QUESTION

1 min • 1 pt

In ​ (a)   reproduction, an organism will inherit its genetic information from two different parents. This helps increase genetic ​ (b)   . In ​ (c)   reproduction, an organism will inherit its genetic ​ (d)   from one parent. The new offspring will have the same genetic information as its parent.

sexual
variation
asexual
information

Tags

NGSS.MS-LS3-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The production of egg and sperm cells is necessary for sexual reproduction because —

it increases the number of chromosomes so that the gametes can combine, giving the organism a complete set of chromosomes

it reduces the number of chromosomes so the gametes can combine, giving the organism a complete set of chromosomes

it increases the number of developing offspring

it decreases the number of developing offspring

Tags

NGSS.HS-LS3-2

7.

HOTSPOT QUESTION

1 min • 1 pt

The crossing over of homologous chromosomes is shown. Which gametes are possible from this crossing over?

Click on four examples.

Tags

NGSS.HS-LS3-2

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