Duplication of chromosomes occurs during_________________?
A. Mitosis only
B. Meiosis
C. Mitosis and meiosis
D. None of the above
The nucleic acids comprise of_________________?
The nucleic acids comprise of_________________?
A. DNA
B. RNA
C. DNA & RNA
D. DNQA and protein
The digestive vacuole in the animal cell are____________________?
The digestive vacuole in the animal cell are____________________?
A. Ribosomes
B. Lysosomes
C. Lysozymes
D. Dictysomes
The term cell was introduced in 1665 by__________________?
The term cell was introduced in 1665 by__________________?
A. Maligned
B. Hook
C. Schneider
D. Schumann
As a general rule interbreeding is possible between______________________?
As a general rule interbreeding is possible between______________________?
A. Any two members of a Genus
B. Any two members of a Species
C. Any two members of a Family
D. Any two members of an order
If the frequency of a dominant phenotype in a stable population in 75% the frequency of the dominant allele in that population is____________________?
If the frequency of a dominant phenotype in a stable population in 75% the frequency of the dominant allele in that population is____________________?
A. 50%
B. 75%
C. 25%
D. 40$
From a single ear of corn a farmer planted 300 kernels which produced 225 tall and 75 short plants. the genotype of these offsprings are most likely to be_____________________?
From a single ear of corn a farmer planted 300 kernels which produced 225 tall and 75 short plants. the genotype of these offsprings are most likely to be_____________________?
A. TT and Tt only
B. TT and tt only
C. Tt and Tt only
D. TT Tt and tt
The protein synthesizing system is associated with_____________________?
The protein synthesizing system is associated with_____________________?
A. Microtubules
B. Ribosome’s
C. Episodes
D. Mitochondria
Bacteria, single celled animals and plants are grouped to gather as_______________________?
Bacteria, single celled animals and plants are grouped to gather as_______________________?
A. Protozoa
B. Prototypal
C. Protista
D. Prokaryotes
An organism or cell having a chromosome number that is higher than the exact nultiple of the basic number is known as__________________?
An organism or cell having a chromosome number that is higher than the exact nultiple of the basic number is known as__________________?
A. Hypoploid
B. Hyperploid
C. Allopolyploid
D. Autopolyploid