DNA is a double-stranded molecule whereas RNA is a single strand.

1.) DNA contains the thymine nucleotide; what replaces thymine in a RNA strand?

2.) There are three forms of RNA; what are they?

Which of these is an example of climate? A. last month's total rainfall B. an annual weather pattern C. a weather forecast D. the current temperature

What is the lifespan of a beta fish

Which of the following statements about the impact of biotechnology on the environment is not true? a. Biotechnology can positively impact the environment through the use of organisms that degrade pollutants. b.

Two normal parents have five children, four normal and one albino. what are the most likely genotypes of the parents?

What is the genotype for a recessive trait found in the female chromosome

In dna molecules, complementary base pairs always include one purine nucleotide and one pyrimidine nucleotide. in the dna of certain bacterial cells, 16% of the nucleotides are adenine nucleotides.

According to this dichotomous key, any catfish must have a double dorsal fin, a small fin on the back near the tail, and barbs near the mouth. a single dorsal fin, no small fin on the back near the tail, and barbs near the mouth.

What characteristics made Charles Darwin well suited for science?

What is habitat quality

Which type of substance is an environmental contaminant that causes harm to living organisms?