You can tell one of these from the way people walk a. they know how to use their legs
b. they have aids
c. they are crippled
d. all of the above

Which element is used in photosynthesis found in atmosphere and fixed by bacteria?

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of