17) which of the following supplies the energy required for muscle contractions?

Anita thinks that she has heterozygous alleles for red hair.if she is correct, which of these diagrams best illustrates anitas alleles pf red hair

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

Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast