Human Anatomy Questions and Answers – Embryology – Animal Cell

This set of Human Anatomy Multiple Choice Questions & Answers (MCQs) focuses on “Embryology – Animal Cell”.

1. Centromere is required for _________
a) Transcription
b) Crossing over
c) Movement of chromosomes towards poles
d) Cleavage
View Answer

Answer: c
Explanation: Centromere is a special region of a chromosome. It helps in the movement of chromosomes towards poles.

2. Polytene chromosomes are formed due to _____________
a) Endomitosis
b) Meiosis
c) Mitosis
d) Endomixis
View Answer

Answer: a
Explanation: Polytene chromosomes are oversized chromosomes. It is formed due to endomitosis (without cell division).

3. Racker’s particles occur in _________
a) Mitochondria
b) Nucleus
c) Chromosome
d) Golgi complex
View Answer

Answer: a
Explanation: Racker’s particles occur in Mitochondria. They are also known as F1 particles. They help in production of ATP.

4. Cell membrane is ___________
a) Semi permeable
b) Permeable
c) Selectively permeable
d) Impermeable
View Answer

Answer: a
Explanation: Cell membrane is also known as plasma membrane. It is semi permeable membrane surrounding the cytoplasm of a cell.

5. Which of the following does not have a membrane?
a) Ribosome
b) Mitochondria
c) Nucleus
d) Chloroplast
View Answer

Answer: a
Explanation: Ribosome are the protein builders or the protein synthesizer of the cell. They consist of two major components: the small subunit and the large subunit.

6. Cell theory was proposed by ____________
a) Virchow
b) Robert Hooke
c) McClintock
d) Schleiden and Schwann
View Answer

Answer: d
Explanation: Cell theory was proposed by Schleiden and Schwann. It states that
All living things are composed of cells.
All the cells are produced from other cells
Cells are the basic units of structure and function in living things.

7. There is no DNA in ______________
a) An enucleated ovum
b) Mature RBC
c) Hair root
d) Mature spermatozoa
View Answer

Answer: b
Explanation: Mature RBC is flexible and oval biconcave discs. They lack a nucleus and most organelles in order to accommodate maximum space for hemoglobin.

8. Cell theory is not applicable to _________
a) Virus
b) Bacteria
c) Fungi
d) Algae
View Answer

Answer: a
Explanation: Cell theory is not applicable to the Virus. Viruses can be considered alive depending upon the host. They are much smaller than cells.

9. Histones octamer contains _____________
a) Eight types of histones
b) Five types of histones
c) Eight histones of four different types
d) Six types of histones
View Answer

Answer: c
Explanation: Histones octamer is an 8 protein complex found at the center of nucleosome core particles. it consists of two copies of each f four core histone proteins (H2A, H2B, H3 and H4).

Sanfoundry Global Education & Learning Series – Human Anatomy and Physiology.

To practice all areas of Human Anatomy and Physiology, here is complete set of 1000+ Multiple Choice Questions and Answers.

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Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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