Which of the following would be an expected long-term change during primary succession on glacial moraines? (Check all that apply.)A) Increase in species richnessB) Decrease in soil depthC) Increase in soil salinityD) Increase in soil nitrogenE) Alder replaced by spruce

What will be an ideal response?


A, D, E

Biology & Microbiology

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It is believed that cetaceans evolved from:

a. a terrestrial mammal. b. a pinniped. c. fishes. d. polychaetes. e. dinosaurs.

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Histamine is released by neutrophils to induce an inflammation response when tissues become damaged

Indicate whether the statement is true or false

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How does DNA move during gel electrophoresis?

A) The DNA moves toward the negative electrode. B) Larger pieces of DNA move at a faster rate. C) DNA moves at a constant rate, regardless of fragment size. D) Smaller pieces of DNA move faster toward the positive electrode.

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