AIR 280 · CSE 2023 · ANT1 · 21 pages

Ananya Rana: ANT1 answer copy

6 answers by Ananya Rana, as written in the test.

The questions

  1. Q1Que 1- Short note: Cell cycle.
  2. Q2Que2- Short note: Skeletal changes in humans due to erect posture.
  3. Q3Que3- Short note: Dollo's Rule & Cope's rule in evolutionary biology.
  4. Q4Que 4- Short note: Primate adaptations. Ques- Pre-Darwinian theories of evolution and drawbacks.
  5. Q6Que 6- What are primates? Discuss primate taxonomy and brief description of living major primates.
  6. Q7Que 7 - Broad features of australopithecines.

The answers

Question 1 · 142 words written

Que 1- Short note: Cell cycle.

Opening · a definition

Ans 1- INTRO:

Body · points and prose

Cell cycle refers to a series of events that take place in a cell as it grows and divides. It can replicate chromosomes and prepares for cell division.

CELL DIVISION:

Diagram
[MITOSIS] <---- [CELL DIVISION] ----> [MEIOSIS]
MITOSISMEIOSIS
* Single cell divides into 2 genetically identical daughter cells.* Single cell divides into 4 genetically different daughter cells.
* Creates somatic cells only.* Creates germ cells only.
MITOSISMEIOSIS
* occurs in all cells except virus* occurs in plants, animals and fungi
* Major purpose is growth & removal of worn out cells* Major purpose is for reproduction

Close

Protein synthesis → It is a biological process by which individual cells build their specific proteins.