What is a point mutation?
Unit 6 Test Retake: The Human Genome - 3rd Period

Flashcard
•
Biology
•
9th Grade
•
Hard
Quizizz Content
FREE Resource
Student preview

15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Back
A point mutation is a change in a single nucleotide in the DNA sequence. It can be a substitution, insertion, or deletion.
2.
FLASHCARD QUESTION
Front
Does a point mutation always cause a significant change in phenotype?
Back
FALSE. A point mutation may not always lead to a significant change in phenotype.
3.
FLASHCARD QUESTION
Front
What is polygenic inheritance?
Back
Polygenic inheritance refers to traits that are controlled by multiple genes, such as human eye color.
4.
FLASHCARD QUESTION
Front
What does a shaded symbol in a pedigree represent?
Back
A shaded symbol in a pedigree represents an individual that expresses a dominant trait.
5.
FLASHCARD QUESTION
Front
What is the genotype of an individual expressing an autosomal dominant trait?
Back
The genotype can be either homozygous dominant (AA) or heterozygous (Aa).
6.
FLASHCARD QUESTION
Front
What is the most likely genotype for a recessive trait carrier?
Back
The most likely genotype for a recessive trait carrier is heterozygous (Gg).
7.
FLASHCARD QUESTION
Front
From whom do males inherit their X chromosome?
Back
Males inherit their X chromosome from their mother.
Create a free account and access millions of resources
Similar Resources on Wayground
15 questions
Punnett Squares and Pedigrees

Flashcard
•
KG - University
15 questions
Pedigrees & Dihybrid Crosses

Flashcard
•
9th Grade - University
15 questions
Flashcardziz Review: Mode of Inheritance Pedigrees

Flashcard
•
9th - 12th Grade
15 questions
Pedigree

Flashcard
•
9th - 12th Grade
15 questions
Pedigree

Flashcard
•
8th Grade - University
14 questions
Pedigrees

Flashcard
•
9th - 12th Grade
15 questions
DNA, Genetics, & Pedigrees

Flashcard
•
10th Grade - University
15 questions
Pedigree

Flashcard
•
9th - 12th Grade
Popular Resources on Wayground
25 questions
Equations of Circles

Quiz
•
10th - 11th Grade
30 questions
Week 5 Memory Builder 1 (Multiplication and Division Facts)

Quiz
•
9th Grade
33 questions
Unit 3 Summative - Summer School: Immune System

Quiz
•
10th Grade
10 questions
Writing and Identifying Ratios Practice

Quiz
•
5th - 6th Grade
36 questions
Prime and Composite Numbers

Quiz
•
5th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
37 questions
Camp Re-cap Week 1 (no regression)

Quiz
•
9th - 12th Grade
46 questions
Biology Semester 1 Review

Quiz
•
10th Grade