Which of these can be observed in the mesohyl of various undisturbed sponges at one time or another?

1. amoebocytes

2. spicules

3. spongin

4. zygotes

5. choanocytes

TLS Online TPP Program

#Question id: 33694

#Unit 2. Cellular Organization

Find true & false statements

A. Gene clusters mispairing between nonallelic loci can cause unequal crossing over. 

B. Unequal crossing over produces a deletion in one recombinant chromosome and a corresponding duplication in the other.

C. Different thalassemias are caused by various duplication that eliminate a- or b-globin genes.

TLS Online TPP Program

#Question id: 33695

#Unit 2. Cellular Organization

if an individual has only one α gene, the excess β chains form the unusual tetramer b4, which causes

TLS Online TPP Program

#Question id: 33696

#Unit 2. Cellular Organization

The Hb Lepore chains are produced due to unequal crossing over between

TLS Online TPP Program

#Question id: 33697

#Unit 2. Cellular Organization

Hb Kenya, another fused hemoglobin. The fusion must have resulted from unequal crossing over between 

TLS Online TPP Program

#Question id: 33698

#Unit 2. Cellular Organization

Globin gene clusters are found on chromosomes

TLS Online TPP Program

#Question id: 33699

#Unit 2. Cellular Organization

rRNA genes are contained in a tandem cluster or clusters. Sometimes these regions are called rDNA. These rDNA clusters are characterised by 

A. Tandem cluster 

B. Random cluster

C. Highly variable SNP/RFLP

D. Circular RFLP map