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  - Genetics
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  - Botany Plant Biology
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    - Plant Morphology 5
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    - Photosynthesis 53
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  - Zoology Animal Biology
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    - Fish 76
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Exams & Certifications

9th Grade Genetics Quizzes, Questions & Answers

Recent Genetics Quizzes

Bio Exam Practice Quiz!

Questions: 50 | Attempts: 311 | Last updated: Mar 21, 2025

Sample Question
Which of the following is a true statement concerning genetic variation?

It is created by the direct action of natural selection.

It arises in response to changes in the environment

It must be present in a population before natural selection can act upon the population.

It tends to be reduced by the processes involved when diploid organisms produce gametes.

A population that has a higher average heterozygosity has less genetic variation than one with a lower average

Human Karyotype Warm Up 2

Questions: 30 | Attempts: 199 | Last updated: Mar 20, 2025

Sample Question
How many total chromosomes does a normal human female karyotype display?

23

46

96

128

DNA Extraction Warm Up 2

Questions: 16 | Attempts: 212 | Last updated: Mar 18, 2025

Sample Question
After performing various DNA extraction experiments. Which sample produced a high yield of DNA?

Animal (non-human)

Human

Plant

Bacteria

Fungus

Human Karyotypes Quiz

Questions: 10 | Attempts: 2280 | Last updated: Aug 18, 2025

Sample Question
During mitosis, 23 pairs of human chromosomes condense and are visible with a light microscope.

True

False

7.4 Human Genetics and Pedigree Charts

Questions: 5 | Attempts: 581 | Last updated: Mar 21, 2025

Sample Question
What is a pedigree chart?

Chart that trace the phenotype and genotype of a family

Chart that shows the chromosomes of a family

Chart that shows different kinds of eye color

Family tree

DNA Structure Warm Up 2

Questions: 20 | Attempts: 130 | Last updated: Mar 21, 2025

Sample Question
Identify the American biologists that teamed with a British graduate student from Cambridge University in the 1950's?

Alfred Nobel

James Watson

Francis Crick

Oswald Avery

Martha Chase

Genetics Problem Test 1

Questions: 30 | Attempts: 232 | Last updated: Mar 17, 2025

Sample Question
In garden peas involving smooth and rough phenotypes. A phenotypic ratio of 3:1 in the F2 generation indicates that both parents (F1) are _____ for a single trait.

Homozygous smooth

Heterozygous smooth

Homozygous wrinkle

Heterozgyous wrinkle

Genetics Warm Up 3

Questions: 25 | Attempts: 177 | Last updated: Mar 15, 2025

Sample Question
Which of Mendelian laws states "that a pair of factors is segregated, or separated during the formation of gametes"?

Law of Dominance and Recessive

Law of Segregation

Law of Independent Assortment

Law of Phenotypic Ratio

Law of Genotypic Ratio

Genetics Quiz: Test Your Knowledge Of Heredity and Traits

Questions: 25 | Attempts: 221 | Last updated: Oct 13, 2025

Sample Question
Mendel obtained plants that were true-breeding for particular traits by...

Growing plants from seed of other plants that displayed traits.

Discarding plants that showed other traits.

Allowing plants to self-pollinate for several generations.

Allowing plants to self-pollinate for one generation.

Meiosis I And II: Trivia Quiz! Test

Questions: 20 | Attempts: 2309 | Last updated: Oct 8, 2025

Sample Question
Which of the following best describes this diagram?

Chromosome

Chromatin

Sister chromatid

Homolog

Duplicated Chromosome

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