What is the first immunoglobulin heavy chain class to be expressed on the surface of a newly produced B-cell?

TLS Online TPP Program

#Question id: 18592

#SCPH06 I Botany

Flowering plant first appeared in___

TLS Online TPP Program

#Question id: 18592

#SCPH28 | Zoology

Flowering plant first appeared in___

TLS Online TPP Program

#Question id: 18593

#SCPH06 I Botany

Some important events in the history of life on Earth are given below.

A. First dinosaurs appeared.

B. First reptiles appeared.

C. First insect fossils appeared.

D. First toothed birds appearance.

E. First wingless insect appeared.

F. Mammals like reptile arise

Match the above with the geological time periods and choose the correct combination,

TLS Online TPP Program

#Question id: 18593

#SCPH28 | Zoology

Some important events in the history of life on Earth are given below.

A. First dinosaurs appeared.

B. First reptiles appeared.

C. First insect fossils appeared.

D. First toothed birds appearance.

E. First wingless insect appeared.

F. Mammals like reptile arise

Match the above with the geological time periods and choose the correct combination,

TLS Online TPP Program

#Question id: 18594

#SCPH06 I Botany

Rapid development of angiosperms during___

TLS Online TPP Program

#Question id: 18594

#SCPH28 | Zoology

Rapid development of angiosperms during___