Research from several sources is used to support the evolutionary theory that one type of sponge is more closely related to non-sponge animals than it is to other sponges. What does this suggest about classification in the animal kingdom?

Why might genetically engineering a crop to be herbicide resistant result in producing weeds that are herbicide resistant? A. The genetically engineered design is flawed so weeds are not affected. B.

Before you dive into DNA analysis, do a bit of online research to learn more. Check out sites that focus on explaining more about how real forensic DNA labs work.

What is the difference between a control group and an experimental group?

Why does the relationship between metabolic rate and temperature exist?

What you eat, I mix food with chemicals made by your body, then I churn up your food into smaller parts. What am I?

If you were standing at the North Pole, where would Polaris be located A) at your zenith B) on the horizon C) at your azimuth

The three main parts of a DNA nucleotide

While Michael is sleeping, his eye muscles are moving, but all other skeletal muscles are at rest. Which of the following statements about Michael is true?

Which statements describe ways that science meets society's needs? Check all that apply A scientists investigate a new way to clean up spilled oil on land B scientist developed a procedure to collect water samples for experiments C scientist improve

if memory cells are always present after the first exposure to a virus, then why do people get the flu every year?