RNA differs from DNA in that RNA has? A. a double strand and contains uracil.

B. a single strand and contains adenine.

C. a single strand and contains uracil.

What must be true for natural selection to heppen

Kara has a plant that produces either purple or white flowers. she crosses a plant that has two recessive alleles for white flowers with a plant that has two dominant alleles for purple flowers. which result would be true of all of the offspring? a) all of the offspring would have two recessive alleles and white flowers. b) all of the offspring would have two dominant alleles and purple flowers. c) all of the offspring would have one recessive allele, one dominant allele, and white flowers. d) all of the offspring would have one recessive allele, one dominant allele, and purple flowers

Identifies and describes 3-4 components of the endocrine system (10 points) transfers meaning from one subject (endocrine system) to another (scenario/example) (10 points)