TLS Online TPP Program

#Question id: 27349


Why do bacteria have CRISPR? Check all that apply.

#Section 3: Genetics, Cellular and Molecular Biology
  1. To be able to remember which viruses they have been infected with
  2. To be able to edit virus DNA
  3. To cut apart virus DNA thereby stopping the virus infection
  4. To be able to edit their own DNA
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TLS Online TPP Program

#Question id: 3576

#Section 3: Genetics, Cellular and Molecular Biology

Which of the following most accurately restates Mendel's law of segregation?

TLS Online TPP Program

#Question id: 3577

#Section 3: Genetics, Cellular and Molecular Biology

Which is the most correct description of a dominant trait?

TLS Online TPP Program

#Question id: 3578

#Section 3: Genetics, Cellular and Molecular Biology

A locus is:

TLS Online TPP Program

#Question id: 3579

#Section 3: Genetics, Cellular and Molecular Biology

Following some statement is correct with monohybrid and Dihybrid cross?

A) Two alleles for gene segregate into gametes in equal proportions.

B) Monohybrid F2 phenotype 1:2:1 ratio conclude, there is no segregation in character

C)  Monohybrid F2 phenotype 3:1 ratio conclude, there is a no blending inheritance

D) Dihybrid F 2 phenotype 3:1 ratio conclude complete linkage

TLS Online TPP Program

#Question id: 3580

#Section 2: General Biology

Different genetic cross regarding two independently assorting non allelic gene with complete dominance and their phenotypic ratio showed in a following. Which of the following is incorrect combination? 

Genetic cross

Phenotype ratio

1

AABb X AaBb

3:1

2

Aabb X  AaBb   

3:1:3:1

3

AABb X AaBB   

1:1 

4

Aabb X aaBb   

1:1:1:1

TLS Online TPP Program

#Question id: 3580

#Section 3: Genetics, Cellular and Molecular Biology

Different genetic cross regarding two independently assorting non allelic gene with complete dominance and their phenotypic ratio showed in a following. Which of the following is incorrect combination? 

Genetic cross

Phenotype ratio

1

AABb X AaBb

3:1

2

Aabb X  AaBb   

3:1:3:1

3

AABb X AaBB   

1:1 

4

Aabb X aaBb   

1:1:1:1