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Variation and Genetics MCQs with Answers

Welcome to the Variation and Genetics MCQs with Answers. In this post, we have shared Variation and Genetics Online Test for different competitive exams. Find practice Variation and Genetics Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Variation and Genetics.

Variation and genetics are the two most significant concepts of biology: variation that allows for the differences found among members of a species and a mechanism whereby such differences are inherited. Genetic variation exists as DNA sequence variations among individuals in a population, attributed to mutations and recombinations of sexual reproduction.

These differences impact such features as physiological appearance, behavior, and resistance to diseases. Some of these variations determine an advantage in terms of survival and thus better an organism for the environment. Such favorable traits spread out across generations of the population and further evolution using natural selection.

Genetics is simply defined as the study of how genes cause certain characteristics to be transmitted from one generation to another. It ascertains how genes are passed down from parents to their offspring and how their expressions and interactions with environmental conditions bring about variations.

Variation and Genetics Online Quiz

By presenting 3 options to choose from, Variation and Genetics Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Variation and Genetics Questions and Answers and click over the correct answer.

  • Test Name: Variation and Genetics MCQ Quiz Practice
  • Type: Quiz Test
  • Total Questions: 40
  • Total Marks: 40
  • Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

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Variation and Genetics MCQs

Variation and Genetics

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1 / 40

What is the term for the study of the inheritance of traits?

2 / 40

What term describes the physical characteristics of an organism?

3 / 40

Which term describes an organism with two different alleles for a particular gene?

4 / 40

In genetics, what does the term "homozygous" mean?

5 / 40

What is the term for the allele that is always expressed, masking the effect of the recessive allele?

6 / 40

Which term describes the genetic makeup of an organism?

7 / 40

What is the term for the trait that is expressed in the heterozygous condition?

8 / 40

What is the term for the alleles an organism carries for a particular trait?

9 / 40

What is the term for a situation where both alleles of a gene are fully expressed, resulting in a phenotype that is a blend of the two?

10 / 40

Which type of cell division produces gametes?

11 / 40

What is the term for a specific form of a gene?

12 / 40

In humans, what determines the sex of offspring?

13 / 40

What is the term for a trait controlled by multiple genes?

14 / 40

What is the term for an allele that is masked when a dominant allele is present?

15 / 40

What is the basic unit of heredity?

16 / 40

What is the term for the study of the inheritance of traits?

17 / 40

What is the term for the specific combination of alleles an organism has for a particular trait?

18 / 40

In Mendel's experiments, what did he call the offspring resulting from a cross between parents that are homozygous for different traits?

19 / 40

What is the term for a breeding experiment involving the crossing of individuals with different genotypes?

20 / 40

In a Punnett square, what represents the possible genotypes of offspring from a genetic cross?

21 / 40

What is the term for the mating of two organisms with different phenotypes for a particular trait?

22 / 40

What is the term for a trait that is influenced by multiple genes?

23 / 40

How many copies of each gene does a diploid organism typically have?

24 / 40

Which term describes the genetic makeup of an organism for a particular trait?

25 / 40

What is the term for the process by which DNA is copied to produce new cells?

26 / 40

What is the term for a diagram used to predict the outcome of a genetic cross?

27 / 40

What is the term for the physical expression of a gene?

28 / 40

What is the term for the different forms of a gene?

29 / 40

What is the term for the alleles an organism carries for a particular trait?

30 / 40

What is the term for the observable physical or biochemical characteristics of an organism?

31 / 40

What is the term for a trait that is expressed when two different alleles are present?

32 / 40

What is the term for the genetic makeup of an organism?

33 / 40

What is the term for a trait controlled by a single gene with two alleles?

34 / 40

What is the term for the observable physical or biochemical characteristics of an organism?

35 / 40

What is the term for a trait that is influenced by the environment as well as genetics?

36 / 40

What is the term for the specific location of a gene on a chromosome?

37 / 40

What is the term for a group of genes that are inherited together?

38 / 40

What is the term for the inheritance pattern where neither allele is dominant over the other?

39 / 40

What is the term for the process by which DNA is copied to produce new cells?

40 / 40

What is the term for the genetic makeup of an individual?

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