Aids : is caused by a virus often does not have symptoms for years is transmitted through the exchange of bodily fluids all of the above

Which element is found in both dna and proteins

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different

Apuppy’s tendency to chew is inherited through which of the following? a. through learned behavior b.through genes c. through seasonal cycles d. through hibernation