BZYCT-137 EM 2024 SOLVED ASSIGNMENT

Description

ASSIGNMENT
GENETICS AND EVOLUTIONARY BIOLOGY
Course Code: BZYCT-137
Assignment Code: BZYCT-137/TMA/2024
Maximum Marks: 100
Note: Attempt all questions. The marks for each question are indicated against it.
1. a) Explain dihybrid cross and Mendel’s Law of independent
assortment.
b) Explain the types of epistasis.
(6)
(4)
2. Describe the molecular mechanism of crossing over. (10)
3. a) Discuss the two structural abnormalities-inversion and translocation.
b) What is Down Syndrome?
(7)
(3)
4. Discuss the types of polyploids and their applications. (10)
5. Describe the chromosomal sex determination mechanisms. (10)
6. Describe the five types of DNA repair systems. (10)
7. Discuss the origin of the Universe and Big Bang Theory. (10)
8. Define the following:
a) Founder effect
b) Allopatric speciation
c) Natural selection
d) Von Baer’s principle
e) Analogous organs
f) Tautomerization
g) Expressivity
h) DNA denaturation
i) Petite
j) Map unit
(10×2=20)
9. Explain in detail the technique used for determining the age of rocks. (10)