Chlorophyll is a/an _____ molecule?
A. Inorganic
B. Cationic
C. Anionic
D. Organic
Biology Mcqs
Purines and pyrimidines are in equal ration in DNA. It was indicated by_______________?
Purines and pyrimidines are in equal ration in DNA. It was indicated by_______________?
A. F.Miescher
B. Chargaff
C. Watson & Crick
D. Harshay & Chase
The type of plastids which help in pollination is_________?
The type of plastids which help in pollination is_________?
A. Chromoplasts
B. Leucoplasts
C. Chloroplasts
D. All of these
Sickle cell anemia is an example of_________________?
Sickle cell anemia is an example of_________________?
A. Chromosomal aberration
B. Insertion of gene
C. Deletion of gene
D. Point mutation
Embryonic induction is caused by part developing from_____________?
Embryonic induction is caused by part develog from_____________?
A. Endoderm
B. Ectoderm
C. Mesoderm
D. Extraembryonic layers
The place of centromere where spindle fibres get attached is_________?
The place of centromere where sdle fibres get attached is_________?
A. Kinetochore
B. Kinochore
C. Centromere region
D. all of these
Which of the following is an autosomal disorder______________?
Which of the following is an autosomal disorder______________?
A. Down’s syndrome
B. Klinifelter’s syndrome
C. Turner’s syndrome
D. Jacob’s syndrome
Which of the following combination is an example of self replicating organelles?
Which of the following combination is an example of self replicating organelles?
A. Mitochondria Ribosomes
B. Mitochondria Nucleus
C. Mitochondria Chloroplast
D. Mitochondria Vacuole
Okazaki fragments are connected together through action of_________________?
Okazaki fragments are connected together through action of_________________?
A. Primase
B. Polymerase
C. Helicase
D. Ligase
Chlorophyll molecule contrains __________ as central metal ion.
Chlorophyll molecule contrains __________ as central metal ion.
A. Fe2+
B. Mg2+
C. Zn2+
D. Cu2+