9. A DNA nucleotide is composed of
A) carbon, hydrogen, oxygen, nitrogen, and
phosphorus
B) carbon, hydrogen, nitrogen, sulfur, and calcium
C) calcium, hydrogen, oxygen, phosphorus, and
iron
D) oxygen, hydrogen, phosphorus, sulfur, and iron

My question says on my assignment. read the following scenarios and decide which of the properties of life are being described. the first one is. katherine stopped on the way to school to grab some donuts. 2. because a dog cannot sweat, it has to pant in order to stay cool. 3. an elephant trun had no bone but 4,000 muscles. i have no idea what i am supposed to anwer. i can't find the answer in my notes or book that i can understand anyway

Do you think the gene eef1 alpha1 supports cell theory? explain your response.

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