Question 11 MarkGenetic material is transferred in equal quantity from parents to progeny.Answer1View full question & answer→
Question 21 MarkPolygenic disorders strictly follow Mendel’s principles of heredity.AnswerFalse. Polygenic disorders do not strictly follow Mendel’s principles of heredity.View full question & answer→
Question 31 MarkDuring fertilization, mitochondria is contributed by the sperm cell and egg cell(ovum).AnswerFalse. During fertilization, mitochondria is contributed by the egg cell (ovum) alone.View full question & answer→
Question 41 MarkIf the father and mother are both sufferers or carriers of sickle-cell anaemia, their offsprings are likely to suffer from this disease.Answer1View full question & answer→
Question 51 MarkIn Klinefelter syndrome, women are sterile.AnswerFalse. In Klinefelter syndrome, men are sterile as this disorder arises in men due to abnormality in sex chromosome.View full question & answer→
Question 61 MarkDown syndrome is caused due to monosomy of X chromosome.AnswerFalse. Down syndrome is caused due to trisomy of 21st chromosome.View full question & answer→
Question 71 MarkDuring gamete formation, in Pj generation the pair of gametes separate independently.Answer1View full question & answer→
Question 81 MarkPhenotype means the pairs of genes responsible for the visible characteristics of organisms.AnswerFalse. Phentotype means external appearance of visible characteristics of organisms.View full question & answer→
Question 101 MarkIn humans there are 23 pairs of autosomes and one pair of allosomes.AnswerFalse. In humans, there are 22 pairs of autosomes and one pair of allosomes.View full question & answer→
Question 111 MarkIn DNA, Adenine always pairs with thymine and cytosine always pairs with guanine.Answer1View full question & answer→
Question 121 MarkThe pair of sex chromosomes are called autosomes.AnswerFalse. The pair of sex chromosomes is called allosomes.View full question & answer→
Question 131 MarkRNA molecules are called master molecules.AnswerFalse. DNA molecules are called master molecules.View full question & answer→
Question 141 MarkThe chromosome in which the centromere is exactly at the mid-point is called telocentric chromosome.AnswerFalse. The chromosome in which the centromere is exactly at the mid-point is called metacentric chromosome.View full question & answer→
Question 151 MarkThe quantity of growth hormone produced by a plant depends upon the efficiency of the concerned enzyme.Answer1View full question & answer→
Question 161 MarkInformation necessary for protein synthesis is stored in the RNA.AnswerFalse. Information necessary for protein synthesis is stored in the DNA.View full question & answer→
Question 171 MarkOffsprings produced through asexual reproduction show greater variations as compared to those produced through sexual reproduction.AnswerFalse. Offsprings produced through asexual reproduction show minor variations as compared to those produced through sexual reproduction.View full question & answer→