Answer:
Oxygen is moved around the body of an echinoderm in its C. water vascular system.
The difference between a monogenic inheritance and a polygenic inheritance are the amount of alleles they depend on. A monogenic inheritance depends on only one single allele while a polygenic inheritance depends on multiple alleles. Monogenic refers to qualitative traits and polygenic refers to quantitative traits.
Answer:
B
Explanation:
Just did the assignment and buddy got me wrong
Coal and natural gas are examples of A) nonrenewable resources. Those are resources that cannot be used again and again and can run out if their supply runs out.
Answer:
DNA
Explanation:
Thymine is one of the four nucleobases that pairs with adenine to make up DNA, also called 5-methyluracil. It is replaced by uracil to make RNA molecules during transcription.
Theferore the unknown chemical analyzed was DNA because thymine is found in DNA and not in RNA molecules.
