Pairs of identical chromatids are attached to each oher at
an area called the
• A. centriole
• B. centromere
• C. Spindle
• D. chromosome

I recommend looking at the wikipedia page for Chromatid. They show a diagram where the centromere is, which is basically where the chromosomes glue together more or less.

not the best question format lol but what i think might as scale color is controlled by a single gene with two alleles, the green allele and the yellow allele. when moths that are homozygous for green scales are mated with moths that are homozygous for yellow scales, 100% of the offspring have green scales.

golgi body just took the test on edge