The statement "people who eat fatty foods are dying of heart disease" is which of these type statements?
observation
hypothesis
experiment
all of these

Color blindness is a recessive trait. the gene for color blindness is on the x chromosome. the family tree below shows the trait of color blindness. the only unknown is the mother in the first generation

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

Describe your dna model. which part do the straws represent? the pushpins? the paper clips and the black dots you made with the marker?