Answer:
B
Explanation:
Convection occurs to divert heat generated by the core and spread through the mantle. at the bottom of the mantle, heat is gained, causing the mantle to be less dense and rise up. at the top, heat is subsequently lost, resulting in am increase of mass and a drop down for the mantle. this process repeats indefinitely
A gene family is a group of genes that share important characteristics. In many cases, genes in a family share a similar sequence of DNA building blocks (nucleotides). These genes provide instructions for making products (such as proteins)
When Rutherford performed his metal foil experiment, he was surprised that most of the alpha particles passed straight through the foil.
Hope this helps :)
Hello,
Question 42: I'm not sure because there are no answers.... I don't know what answers A, E, C, and D say.
Question 43: I think the answer is B) The moon revolves around the Earth.
I really hope this helps!!!! Happy Holidays!!!! (:
