Biology

A. DNA
B. Nucleus
C. Eukaryotic ribosomes
D. RNA

A. Inorganic
B. Cationic
C. Anionic
D. Organic

A. F.Miescher
B. Chargaff
C. Watson & Crick
D. Harshay & Chase

A. Chromoplasts
B. Leucoplasts
C. Chloroplasts
D. All of these

A. Chromosomal aberration
B. Insertion of gene
C. Deletion of gene
D. Point mutation

A. Endoderm
B. Ectoderm
C. Mesoderm
D. Extraembryonic layers

A. Kinetochore
B. Kinochore
C. Centromere region
D. all of these

A. Down’s syndrome
B. Klinifelter’s syndrome
C. Turner’s syndrome
D. Jacob’s syndrome

A. Primase
B. Polymerase
C. Helicase
D. Ligase

A. Fe2+
B. Mg2+
C. Zn2+
D. Cu2+