MZO-004 2025 SOLVED ASSIGNMENT

Description

ASSIGNMENT
Course Code: MZO-004
Systematics, Biodiversity and Evolution
Assignment Code: MZO-004/TMA/2025
Maximum Marks: 100
Note: Attempt all questions. The mark for each question is indicated against it.
1.
2.
3.
4.
Discuss the evidence supporting the RNA World Hypothesis and its
implications for understanding the transition from prebiotic chemistry to
cellular life.
Discuss the role of horizontal gene transfer in shaping the evolutionary
relationships among domains of life.
What is the concept of speciation in bacteria, and how does it differ from
speciation in eukaryotic organisms?
What is the molecular clock? Describe how is it used to estimate the
timing of evolutionary events?
(10)
(10)
(10)
(4+6=10)
5.
6.
7.
8.
9.
How did endosymbiosis contribute to the evolution of eukaryotic genomes,
and what evidence supports the theory of endosymbiotic origin for
organelles like mitochondria and chloroplasts?
Describe the role played by genomic changes, such as chromosomal
rearrangements, gene duplications, and regulatory divergence, in the
process of speciation?
What are the key differences between the artificial and natural systems of
classification? Differentiate between diploblastic and triploblastic animals
based on any five characteristics.
What is Taxonomic diversity? Describe its various types.
Describe the different stages in the origin of Homo sapiens. Also, draw a
well-labeled human evolution tree.
10. Describe the following:
a)
b)
c)
d)
Abiogenesis
Phylogenetic tree
Exon shuffling
Artificial speciation