Somatic embryos are bipolar structures in that they have a radicle and a plumule,

a) Plumular end sometimes oriented toward the centre of callus or cell mass 

b) Plumular end always sticks out from the cell mass 

c) The radicular end is always oriented toward the centre of callus or cell mass

d) Radicular end is sometimes sticks out from the cell mass 

Which of the following is the well defined bipolar structure of somatic embryos

TLS Online TPP Program

#Question id: 14811

#Unit 4. Cell Communication and Cell Signaling

The development of both humoral and cell-mediated immune responses requires interaction of T cells with antigen that has been processed and presented together with MHC molecules. Which is correct for SUSCEPTIBILITY TO ANTIGEN PROCESSING AND PRESENTATION

TLS Online TPP Program

#Question id: 14812

#Unit 4. Cell Communication and Cell Signaling

Size and foreignness are not, by themselves, sufficient to make a molecule immunogenic; other properties are needed as well. Which one is not correct immunogenic properties?

TLS Online TPP Program

#Question id: 14813

#Unit 4. Cell Communication and Cell Signaling

Given following  properties of immunogen which causes  immunogenicity, except?

TLS Online TPP Program

#Question id: 14814

#Unit 4. Cell Communication and Cell Signaling

Some haptens can induce autoimmune disease such as lupus erythematosus in certain individuals, which can produce by a drug known as

TLS Online TPP Program

#Question id: 14815

#Unit 4. Cell Communication and Cell Signaling

Some given infectious disease which were caused by bacteria, fungi, viruses and some parasites, Match the following disease with caused by the human pathogens;

HUMAN PATHOGEN	DISEASE
A) Variola virus	i) Lyme disease
B) Rubeola virus	ii) Tuberculosis
C) Bordetella pertussis	iii) Ringworm
D) Borrelia burgdorferi	iv) Whooping cough
E) Tinea corporis	v) Smallpox
	vi) Measles

TLS Online TPP Program

#Question id: 14816

#Unit 4. Cell Communication and Cell Signaling

Which one is the correct order of  a good antigen, on the basis of Antigenicity?