Gene mapping

Gene mapping

University

20 Qs

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Gene mapping

Gene mapping

Assessment

Quiz

Biology

University

Practice Problem

Easy

NGSS
HS-LS3-2, HS-LS3-1, HS-LS3-3

+2

Standards-aligned

Created by

Liem Bui

Used 476+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Given the crossover frequency of each of the following genes, construct a chromosome map.  

Gene    Frequency of Crossover

A-C            30%

B-C            45%

B-D            40%

A-D            25%

A - B - C - D

B - D - A - C

B - A - D - C

C - A - D - B

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The recombination frequency between gene F and gene G is 10.4%, the recombination frequency between gene F and gene H  is 8.0%, and the recombination frequency between gene G and gene H is 18.4%. Which is the correct arrangement of these genes?  

FGH

FHG

GFH

HFG

Tags

NGSS.HS-LS3-3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1 map unit is equal to:

1 nm

1 chromosome

1 mutation

1% recombination

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The following are results of crossing a female fly (AaBb) with a male fly (aabb). 

AaBb 1005

aabb  1000

Aabb  200

aaBb  210

Which two genotypes are the recombinant offspring? 

AaBb & Aabb

AaBb & aaBb

Aabb & aaBb

AaBb & aabb 

Tags

NGSS.HS-LS3-3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

According to _______, genes that are closer together on a chromosome, have a higher chance of being inherited together.  

Gene Linkage

Polygenic

Pleiotropy

Epistasis

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is genetic recombination?

The combination of genes produced by crossing over and independent assortment.

A map that shows the sequence of genes on a chromosome.

When genes located close to each other on the same chromosome tend to travel together during meiosis.

The occurrence of one or more extra sets of chromosomes.

Tags

NGSS.HS-LS3-2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is Hybridization?

breeding an organism with a known genotype with an unknown genotype and using the offspring to determine the unknown.

Breeding organisms to create hybrids.

Breeding 2 closely related organisms.

A process of selecting desired traits to be passed on to offspring.

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