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The lower mantle has an average density of 5.5 grams per cubic centimeter. Which of the following could be the density of the outer core? A. 3.5 grams per cubic centimeter B. 5.5 grams per cubic centimeter C. 10.0 grams per cubic centimeter

If you take a dried calabash gourd or coconut shell and fill it with seeds or dreaid beans what instruemtn have you created

Which two processes result in variations in sexually reproducing species? (1) mutation and genetic recombination (2) mitosis and natural selection (3) extinction and gene replacement (4) selective breeding and cloning

What was observed during Rutherford's experiment? All of the particles were deflected. All of the particles went through the foil undeflected. The particles were absorbed by the foil.

What is the key relation between DNA and protein? Specify in a single sentence.

Which statement best describes the relationship between activation energy and rate of reaction? O Increasing the activation energy can increase the rate of a reaction. O Reducing the activation energy can increase the rate of a reaction.

Definition: this is a haploid cell with half the reproductive information from the parent.

Does a cell use energy when molecules diffuse in or out of the cell? Why?

Below is a list of possible challenges. Check all errors that you mentioned in your answer. Traits other than beak type might affect natural selection. It could take many generations to observe adaptions to a population.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.