Those small sections are called Genes
The milky way is your answer
an egg cell has a haploid nucleus so it has half the number of dna because it fuses with a sperm cell to have the full amount of dna.
an egg cell has 23 chromosomes and a sperm cell has 23 chromosomes.
they both have half the amount of dna to form a zygote
C) DNA has double chains, deoxyribose sugar, and thymine while RNA has a single chain, ribose sugar, and uracil.
Answer:
1. one long double helix.
Explanation:
- The Eukaryotic chromosome consists of the DNA protein structural complex that is formed by a manner and permits the large amounts of the DNA to be stored in the nucleus and structure to form a double standard helix made up of the double nucleic acid molecules and exists as a complementary pair.