Question

Section A
[10]
01 Select and write the most appropriate answer from the given
alternatives for each question:
1) Inheritance of skin colour in humans is example of
a) point mutation b) polygenic inheritance c) co dominance d) chromosomal abberations
2) On which strand of DNA, m-RNA is constructed
a)sense strand b)antisense strand c) both strand d) anyone
a) endoderm b) mesodermal c) ectodermal d) none of these
4) Gemmule formation takes place in
3) Blood is
origin
a) hydra
b) spongilla
c) planaria d) human being
5) When two genes control single character and have cumulative effect, the ratio is
a)1:1:1:1
b) 1:4:6:4:1
c)1:2:1 d) 1:6:15:20:15:6:1
6) A thermos table DNA polymerase can withstand temperature upto
a)100 b)114 c) 214 d) 94
7) The phenomenon of industrial melanism demonstrates
a) natural selectio b) induced mutation c) reproductive isolation d) geographical
isolation
infection
8) Dermatophysis is caused by
bacterial​

Answer 1

Answer:

plz send the question 1 by 1 ok plz sent in 1 time all questions

Answer 2

Answer:

itna lamba questions kahan se laye ho

Explanation:

I am not able to understand this question