Question

Select the statements that describe characteristics of a gene:
a) Genes are specific sequence of bases in a DNA molecule.
b) A gene does not code for proteins.
c) In individuals of a given species, a specific gene is located on a particular chromosome.
d) Each chromosome has only one gene.
Options:
i) a and b
ii) a and c
iii) a and d
iv) c and d

Answer 1

Answer:

Option c is correct in this statement

Answer 2

Explanation:

$\huge\mathtt\red{Answer}$

→It is a thin and continuous layer of pollen grain which encloses the PM of a cytoplasm.

→It is made up of cellulose and pectin.

→A newly differentiate and Pollen Grain has a central nucleus and cytoplasm.