TLS Online TPP Program

#Question id: 12966


You are planning a dive in a lake, and are eager to observe not many underwater organisms but be able to observe them both close up and far away. You would do well to choose

#Unit 10. Ecological Principles
  1. An oligotrophic lake
  2. An eutrophic lake.
  3. A relatively shallow lake. 
  4. A nutrient-rich lake.
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TLS Online TPP Program

#Question id: 23289

#Unit 8. Inheritance Biology

Preparation and staining techniques help to distinguish among chromosomes of similar size and shape, this staining techniques also distinguish the banding pattern of the chromosome at which stage of cell cycle?

TLS Online TPP Program

#Question id: 23288

#Unit 8. Inheritance Biology

The staining of chromosomes with a special dye called Giemsa reveals G bands, which distinguish

TLS Online TPP Program

#Question id: 23287

#Unit 8. Inheritance Biology

Chromosome mutations can be grouped into three basic categories:
I) Chromosome rearrangements
II) Aneuploidy
III) Polyploidy
these mutation alters the number and structure of chromosomes such as,
 a) One or more individual chromosomes are added or deleted
b) The loss of a chromosomal segment
c) A piece of a chromosome might be duplicated, deleted, or inverted
d) One or more complete sets of chromosomes are added
e) In which one or more copies of a DNA segment is produced
Find out the correct pairing of chromosomal mutations,

TLS Online TPP Program

#Question id: 23286

#Unit 8. Inheritance Biology

Individual chromosomes may lose or gain parts and the order of genes within a chromosome may become altered. These variations in the number and structure of chromosomes are termed as

TLS Online TPP Program

#Question id: 23963

#Unit 8. Inheritance Biology

What type of gene mutation happens when there is loss of a chromosomal segment?

TLS Online TPP Program

#Question id: 23964

#Unit 8. Inheritance Biology

Match the following correct interpretation of deletion including;
I- Terminal deletion
II- Intercalary deletion
III- Microdeletion
a) deletion that occurs from the interior of a chromosome
b) deletion that incorporated into a non-homologous chromosome
c) deletion that occurs towards the end of a chromosome
d) small amount of deletion usually found in children with physical abnormalities