What is the structure of a dna molecule called?

double helix

double stranded

double braid

Double Helix

Explanation:

It is called the double helix for the signature shape that a DNA strand takes.

the correct option is option a

a

explanation:

many plants naturally reproduce this way, but it can also be induced artificially. horticulturalists have developed asexual propagation techniques that use vegetative plant parts to replicate plants. success rates and difficulty of propagation vary greatly. monocotyledons typically lack a vascular cambium and therefore are harder to propagate.