How many people in this whole pedigree have the trait/disease?
3
4
5
6

How many species of living things are alive on earth today? more than 1,000,000 none of these answers are correct 100-500 1,000 –500,000 o 500,000 -1,000,000

Which of the following statements is true? a. there are more chromosomes in an organism than there are genes. b. there are more genes in an organism that there are chemical bases. c. dna is made of sugar, phosphate, and carbon. d. genes are found in specific locations on a chromosome.

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun