Developmental Genetics MCQs with Answers

adminJune 13, 2024Last Updated: October 14, 2024

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

It is, in fact, one of the great disciplines-at the nexus of developmental biology and genetics-it studies how genes regulate the development of organisms from a single cell into a highly complex multicellular organism. It is also one of the most important regions of research because it attempts to explain the intricate mechanism by which embryonic development, differentiation of tissues, and organogenesis take place.

Investigators in developmental biology and genetics explore how genetic instructions encoded in DNA are translated into physical structures and functions in living organisms. All of these-the genes themselves, the expression patterns of their products, the signaling pathways by which they act, and mutations that alter them-seem to affect such development processes. If genes responsible for creating limbs, eyes, or other parts are not meant to develop improperly then they must be highly controlled.

One of the most important concepts of developmental genetics is regulatory genes that have the activity to make certain genes inactive or active. Amongst such a list of regulatory genes, Hox gene is the most important for building up a body plan so that right organs and tissues arrive at the right locations in appropriate sequences. Such mutations cause developmental disorders and congenital anomalies.

Developmental Genetics Online Quiz

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

Test Name: Developmental 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.

Developmental Genetics

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1 / 40

The homeobox (Hox) genes in animals are involved in ____.

Photosynthesis

Glycolysis

Body patterning

2 / 40

The protein molecules that regulate the timing and sequence of developmental events are called ____.

Developmental regulators

Hormones

Enzymes

3 / 40

The study of how genes control the development of embryos and individuals is called ____.

Developmental genetics

Bioinformatics

Evolutionary biology

4 / 40

In plants, the outermost layer of cells that protects the developing embryo is called the ____.

Seed coat

Epicotyl

Endosperm

5 / 40

The process by which cells organize into three-dimensional structures during development is called ____.

Morphogenesis

Differentiation

Cleavage

6 / 40

In animal development, the blastula undergoes a process of invagination to form the ____.

Archenteron

Gastrula

Blastopore

7 / 40

The process by which a single fertilized egg develops into a multicellular organism is called ____.

Gastrulation

Cleavage

Embryogenesis

8 / 40

The process by which cells change their shape and move during development is called ____.

Cell proliferation

Cell migration

Cell differentiation

9 / 40

In vertebrate embryos, the cells that give rise to the nervous system are derived from the ____.

Mesoderm

Endoderm

Ectoderm

10 / 40

The formation of the three primary germ layers during embryonic development is called ____.

Differentiation

Gastrulation

Cleavage

11 / 40

The process by which cells multiply by division during development is called ____.

Proliferation

Apoptosis

Differentiation

12 / 40

The process by which cells die in a controlled manner during development is called ____.

Autophagy

Necrosis

Apoptosis

13 / 40

The process by which undifferentiated cells become specialized during development is called ____.

Cell proliferation

Cell differentiation

Cell migration

14 / 40

The genes that play a role in determining the identity of each segment in Drosophila are called ____.

Ribosomal genes

Proto-oncogenes

Homeotic genes

15 / 40

In vertebrate development, the notochord is derived from the ____.

Ectoderm

Mesoderm

Endoderm

16 / 40

The process by which cells become specialized in structure and function is called ____.

Morphogenesis

Proliferation

Differentiation

17 / 40

The process by which cells become committed to a particular fate during development is called ____.

Differentiation

Proliferation

Specification

18 / 40

The process by which a fertilized egg undergoes cell divisions without increasing its size is called ____.

Cleavage

Differentiation

Gastrulation

19 / 40

The protein molecules that bind to specific DNA sequences to regulate gene expression during development are called ____.

Polymerases

Transcription factors

Ribosomes

20 / 40

The process by which a single zygote divides into multiple cells is called ____.

Gastrulation

Cleavage

Differentiation

21 / 40

The genetic information needed for proper development is stored in the ____.

Genome

Transcriptome

Proteome

22 / 40

The process by which cells become more specialized in structure and function is called ____.

Morphogenesis

Differentiation

Proliferation

23 / 40

The process by which a cell or group of cells move to a new location during development is called ____.

Cell differentiation

Apoptosis

Cell migration

24 / 40

The term "totipotent" refers to cells that ____.

Can differentiate into any cell type

Can differentiate into a few specific cell types

Can only divide into more stem cells

25 / 40

The process by which the blastula undergoes folding to form the gastrula is called ____.

Differentiation

Gastrulation

Cleavage

26 / 40

The process by which the fertilized egg implants into the uterine wall is called ____.

Cleavage

Fertilization

Implantation

27 / 40

The first opening that forms in the gastrula is the ____.

Neural tube

Archenteron

Blastopore

28 / 40

The term "pluripotent" refers to cells that ____.

Can only divide into more stem cells

Can differentiate into many cell types

Can differentiate into a few specific cell types

29 / 40

The process by which tissues and organs acquire their shape is called ____.

Differentiation

Morphogenesis

Cleavage

30 / 40

The regulatory genes that control the overall body plan of an organism are called ____.

Homeotic genes

Proto-oncogenes

Ribosomal genes

31 / 40

The process of programmed cell death during development is called ____.

Necrosis

Apoptosis

Autophagy

32 / 40

In plants, the embryo is nourished by the ____.

Cotyledon

Endosperm

Seed coat

33 / 40

The regulatory genes that control the expression of other genes involved in development are called ____.

Ribosomal genes

Proto-oncogenes

Homeotic genes

34 / 40

In animal development, the initial hollow ball of cells formed after several cleavage divisions is called the ____.

Morula

Blastula

Gastrula

35 / 40

In Drosophila embryonic development, the anterior-posterior axis is established by ____.

Homeotic genes

Proto-oncogenes

Maternal effect genes

36 / 40

In vertebrate embryos, the neural tube develops into the ____.

Central nervous system

Muscular system

Digestive system

37 / 40

The process by which cells increase in number during development is called ____.

Cell proliferation

Apoptosis

Differentiation

38 / 40

In Drosophila development, the larval stage between molts is called ____.

Instar

Pupa

Nymph

39 / 40

The study of the genetic mechanisms underlying the development of organisms is called ____.

Epigenetics

Population genetics

Developmental genetics

40 / 40

Which of the following is NOT a stage of embryonic development?

Menstruation

Organogenesis

Blastulation

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adminJune 13, 2024Last Updated: October 14, 2024

0 7 2 minutes read