An ecologist catches 100 frogs from a pond, marks them, and releases them back into the pond. after a few days, another 100 frogs are captured and 10 have the marks on them. how many frogs are in the pond?

Simon and his friends are working on an experiment to determine the most common blood type group in California. Which of these methods would be the best form of data collection?

Amino acids are used to build what

What is the scientific inquiry

During what phase of the cell cycle does the cell prepare for mitosis

What role do microtubules play during mitosisw?

Lemon trees receiving the most water produced the most lemons Identify the independent and dependent variable

A person who is genetically predisposed to be obese cannot improve his or her overall health through moderate lifestyle changes.

Which of the following is a reason conflicts over zoning decisions can become a divisive issue? a. Zoning decisions are often wrong and result in significant financial hardship for a city. b.

The Manx mutation, which produces no tail in cats, is a recessive lethal. What phenotype ratios would be expected from a cross between two Manx cats? A. ¾ Manx: ¼ normalB. ¾ normal: ¼ ManxC. ⅔ Manx : ⅓ normalD. All Manx

Energy that flows from object with a higher temperature to a object with a lower temperature is