Identify the correct statement? a) Humans have 46 homologous pairs of chromosomes
b) a homologous pair of chromosomes is two sister chromatids
c) A homologous pair of chromosomes is two sets of sister chromatids. each set is a one duplicated chromatic held together by a Centro mere
d) humans have 23 homologous chromosomes ​

Dna has unique properties that allow it to accurately retain genetic information, even after multiple rounds of replication. one aspect of dna that allows it to accurately store genetic information is the base pairing from chargaff\'s first rule of the four nucleotide bases. if the c content of a dna molecule is 22%, what are the percentages of the remaining bases?

2. which is the last step in the scientific method?

Which contributions did galileo make to the model of the solar system? check all that apply. a mathematical model for the orbits of the planets scientifically accurate data on planetary orbits data that showed that planets reflected sunlight similar to earth's moon up the idea that stars are other suns that do not move u observations of the moons of jupiter rotating around the gas giant