The loss of ventral spines by modern freshwater sticklebacks is due to natural selection operating on the phenotypic affects of Pitx1 gene

TLS Online TPP Program

#Question id: 33523

#Unit 2. Cellular Organization

The fruit fly genome can be divided into genes as shown in the figure. Which statement is incorrect according to the figure given?

TLS Online TPP Program

#Question id: 33524

#Unit 2. Cellular Organization

A. Only 1% of the human genome consists of exons.

B. The genes (exons plus introns) comprise 25% of the genome.

C. 60% of human genes are alternatively spliced.

D. Up to 80% of the alternative splices change protein sequence, so the human proteome has 50,000 to 60,000 members.

Find true and false statements

TLS Online TPP Program

#Question id: 33525

#Unit 2. Cellular Organization

The average human gene is 

TLS Online TPP Program

#Question id: 33526

#Unit 2. Cellular Organization

The number of protein-coding genes is less than the number of potential polypeptides that can result in several polypeptides from the same gene because of mechanisms 

A. alternative splicing

B. alternate promoter selection, 

C. alternate poly(A) site selection

D. Number of Introns in the gene

TLS Online TPP Program

#Question id: 33527

#Unit 2. Cellular Organization

Match the following

TLS Online TPP Program

#Question id: 33528

#Unit 2. Cellular Organization

The Y chromosome has