PRINCIPLES OF INHERITANCE AND VARIATION Set 2

Interphase ✘ Zygotene ✘ Diplotene ✘ metaphase ✔ NULL ✔ NULL NULL

Histones ✘ Hydrocarbons ✘ Polynucleotides ✘ Lipoproteins ✔ NULL ✔ NULL NULL

I	II
Man and most insect	Cockroach and roundworms

✘

I	II
Cockroach and roundworms	Man and most insect

✘

I	II
Butterfly	Fishes

✘

I	II
Bird	Reptiles

✔ NULL ✔ NULL NULL

Frameshift mutation ✘ Base pair substitutions ✘ Both (a) and (b) ✘ None of these ✔ NULL ✔ NULL NULL

Law of dominance ✘ Independent assortment ✘ Law of segregation ✘ linkage ✔ NULL ✔ NULL NULL

Alleles are affected by their environment ✘ Alleles shows complete dominance ✘ Alleles of a gene alter the affect of a different gene ✘ A given character is determined by more than one gene ✔ NULL ✔ NULL NULL

No antibodies ✘ No antigens ✘ a or b antibodies ✘ A and B antigens ✔ NULL ✔ NULL NULL

1921 ✘ 1911 ✘ 1912 ✘ 1910 ✔ NULL ✔ NULL NULL

4 ✘ 3 ✘ 2 ✘ 1 ✔ NULL ✔ NULL NULL

Genic interactions controlling a character ✘ Multiple genes controlling a character ✘ Expression of many characters by a single gene ✘ Alternative forms of a gene at a given locus ✔ NULL ✔ NULL NULL