AIIMS Biology: Questions 17 - 22 of 405

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 405 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 300.00 or

Question number: 17

» Structural Organization in Animals and Plants » Plant Tissues - Morphology, Anatomy and Functions » Stem

Appeared in Year: 2006

MCQ▾

Question

In the sieve elements, which one of the following is the most likely function of P-proteins - [AIIMS]

Choices

Choice (4) Response

a.

Sealing mechanism on wounding

b.

Providing energy for active translocation

c.

Deposition of callose on sieve plates

d.

Autolytic enzymes

Question number: 18

» Genetics and Evolution » Heredity and Variation » Incomplete Dominance

Appeared in Year: 2000

MCQ▾

Question

In F2 generation of monohybrid cross the cause of 1: 2: 1 phenotypic ratio is

Choices

Choice (4) Response

a.

Inhibition

b.

Incomplete dominance

c.

Epistasis

d.

Quantitative inheritance

Question number: 19

» Genetics and Evolution » Heredity and Variation » Multiple Alleles and Inheritance of Blood Groups

Appeared in Year: 2013

MCQ▾

Question

Which of the following is best describe polygenic inheritance?

Choices

Choice (4) Response

a.

ABO blood group in human and flower color of mirabilis Jalapa

b.

Human eye color and sickle cell anemia

c.

Hair pigment of mouse and tongue rolling humans

d.

Human height and color of skin and eyes

Question number: 20

» Cell Structure and Function » B Cell Division » Mitosis

Appeared in Year: 2005

MCQ▾

Question

When synapsis is complete all along the chromosome, the cell is said to have entered a stage called:

Choices

Choice (4) Response

a.

Zygotene

b.

Pachytene

c.

Diakinesis

d.

Diplotene

Question number: 21

» Cell Structure and Function » Chemical Constituents of Living Cells » Biomolecules-Structure and Function

Appeared in Year: 2005

MCQ▾

Question

Which of the following biomolecule is insoluble in water:

Choices

Choice (4) Response

a.

Hemoglobin

b.

Ribonuclase

c.

Adenine

d.

a-Keratin

Question number: 22

» Genetics and Evolution » Molecular Basis of Inheritance » Translation

Appeared in Year: 2012

MCQ▾

Question

AUG codes for

Choices

Choice (4) Response

a.

histidine

b.

methionine

c.

Phenylalanine

d.

Valine

Sign In