(A) Amanitin
(B) Cyclohexamide
(C) Penicillin
(D) Chloramphenicol
Category: Biology Mcqs
Biology Mcqs for NTS, PPSC, FPSC, SPSC, KPPSC, AJKPSC, PMS, NAT, PTS, Educators, Lecturer and all other exams. Here users will find all the Mcqs related to Biology. Here users will find mcqs related to study of life and living organisms, living things in an ecosystem, study and structure of organs, study of cells, organisms interaction and their environment, , study of heredity, study of biological molecules, study of DNA and proteins, study of fossils and all biology mcqs will be available here.
nucleolar organizer contains __ tRNA genes.
(A) 45
(B) 450
(C) 2500
(D) 4500
Nucleolar organizer is separated from rest of chromosomes is?
(A) Primary constriction
(B) Chromomere
(C) Secondary constriction
(D) Centromere
The virus used during cell fusion techniques is called?
(A) Rous sarcoma
(B) Influenza
(C) Retrovirus
(D) Sendai
When cell wall is removed from the plant cell it is called?
(A) Protoplast
(B) Protoblast
(C) Mytoplast
(D) Prothallus
Birds that fly at high altitudes need and especially respiratory system because?
(A) At high altitude the air sacs do not function.
(B) There is little oxygen in the atmosphere at high altitude.
(C) At high altitude birds flap their wings faster.
(D) There is little carbon dioxide at high altitudes.
This is not the character of Primates?
(A) Opposable digits
(B) Binocular vision
(C) A well developed cerebrum
(D) A Cloaca
Ctenoid scales are present on the bodies of?
(A) Chondrichthyes
(B) Osteichthyes
(C) Cyclostomes
(D) Myxini