What type of mutation always creates a stop codon?

What are ways enzymes are regulated

What is the difference between a trait and a characteristic

Fish give off a base, ammonia (nh3, as waste. how does the release of ammonia affect the ph of the water in an aquarium? what can be done to correct the ph of the water?

Which best describes the fossil record? The fossil record cannot provide evidence of evolution. The fossil record provides evidence of a common ancestor to many species. The fossil record provides evidence that disputes the theory of evolution.

Who developed the earliest system for the classification of animals? mendel darwin aristotle linnaeus

Describe the view if you were to stand in the umbra of a solar eclipse.

What type of vessel carries blood away from the heart?

What is biodiversity an indicator of

How are traits passed down from parents to offspring?

Which phrase below correctly describes metaphase?