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Human Genetics MCQs with Answers

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

Human genetics is a captivating field that explores the intricacies of heredity and genetic variation in humans. It focuses on understanding how genes, the fundamental units of heredity, are passed down from parents to offspring and how they influence traits, behaviors, and susceptibility to diseases.

Genes are composed of DNA, which contains the instructions for building proteins essential for various bodily functions. Human genetics studies the structure, function, and interactions of these genes. The Human Genome Project, completed in 2003, mapped the entire human genome, providing valuable insights into genetic variation and the genetic basis of many diseases.

Genetic inheritance follows specific patterns, as described by Gregor Mendel’s principles of inheritance. Traits can be dominant, recessive, or influenced by multiple genes (polygenic inheritance). For instance, eye color is determined by multiple genes, while conditions like cystic fibrosis follow a recessive inheritance pattern.

Advances in human genetics have revolutionized medicine and healthcare. Genetic testing can identify mutations linked to inherited disorders, enabling early diagnosis and personalized treatment plans. Techniques such as CRISPR-Cas9 allow precise editing of genes, offering potential cures for genetic diseases. Furthermore, understanding genetic variation helps in assessing disease risk and developing targeted therapies.

Human genetics also raises important ethical considerations, particularly regarding genetic privacy, discrimination, and the implications of gene editing technologies. Ongoing research continues to unravel the complexities of the human genome, promising new avenues for improving health and understanding human biology.

Human Genetics Online Quiz

By presenting 3 options to choose from, Human 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 Human Genetics Questions and Answers and click over the correct answer.

  • Test Name: Human 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.

Human Genetics MCQs

Human Genetics

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1 / 40

Which process involves the division of a single cell into two genetically identical daughter cells?

2 / 40

What is the genetic code?

3 / 40

What term refers to the genetic makeup of an organism?

4 / 40

Which structure is composed of DNA and protein and found in the nucleus of eukaryotic cells?

5 / 40

What is an allele?

6 / 40

What is genetic drift?

7 / 40

What is the role of microRNAs (miRNAs)?

8 / 40

What structure holds two sister chromatids together?

9 / 40

What is the significance of the Human Genome Project?

10 / 40

What is the principle of independent assortment?

11 / 40

Which process results in four genetically unique daughter cells?

12 / 40

What is the purpose of meiosis?

13 / 40

What is a mutation?

14 / 40

What term describes a pair of chromosomes that are similar in shape and size?

15 / 40

What is a dominant allele?

16 / 40

What does PCR (Polymerase Chain Reaction) do?

17 / 40

What is the primary function of DNA polymerase?

18 / 40

Which molecule is the main energy carrier in cells?

19 / 40

What is the function of DNA ligase?

20 / 40

Which phase of meiosis involves crossing over?

21 / 40

What is the result of a frameshift mutation?

22 / 40

Which term describes the failure of chromosomes to separate during meiosis?

23 / 40

What is a karyotype?

24 / 40

What is a genetic linkage map?

25 / 40

Which disorder is characterized by the presence of an extra X chromosome in males?

26 / 40

Which enzyme is responsible for transcribing RNA from a DNA template?

27 / 40

What is the basic unit of heredity?

28 / 40

Which type of RNA carries the genetic code from the DNA to the ribosome?

29 / 40

What term describes the physical appearance of an organism?

30 / 40

What is epigenetics?

31 / 40

What is the function of ribosomes?

32 / 40

What is the purpose of a Punnett square?

33 / 40

Which syndrome is caused by a deletion of a segment of chromosome 5?

34 / 40

Which genetic principle states that alleles separate during gamete formation?

35 / 40

Which genetic disorder is caused by an extra chromosome 21?

36 / 40

What is a carrier in genetics?

37 / 40

What is the main purpose of genetic recombination?

38 / 40

What is the role of tRNA in protein synthesis?

39 / 40

Which molecule is known as the 'blueprint of life'?

40 / 40

What is a homozygous genotype?


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