A DNA molecule consists of two strands of nucleotides twisted together to form a double helix. The sugar-phosphate backbone is found on the outside of this helix and the bases are found braching towards the middle. Hydrogen bonds join the thenitrogenous bases and hold the two strands together.
Therefore your answer is sugar and phosphate.
Chromosome defect lot of became syndrome.
it's lot of cause
You would expect a 3:1 ratio of dominant to recessive.
Two heterozygous, or hybrid, organisms with the genotypes, say, Aa, could yield these 4 offspring: AA, Aa, Aa, and aa. The first 3 have dominant phenotypes, and the last has recessive.
If you liked this answer please rate it as brainliest!! Thank you!!!
