Down syndrome is an example of trisomy. how many chromosomes will each cell of an individual have in down syndrome?
46 chromosomes
47 chromosomes
45 chromosomes

Why do bacteria thrive even in hostile environments

In tomato plants, mendel found that the allele for smooth seeds (s) is dominant, while the allele for wrinkled seeds (s) is recessive. which of these punnett squares shows crosses between two plants heterozygous for smooth seeds? i need this to be answered as soon as ! sry the picture is bad quality

Which ocean is on the eastern coast of north and south america? arctic ocean indian ocean pacific ocean atlantic ocean