Ques:Answer the following question given this paragraph: In multicellular organisms, specialized cells may be organized into tissues. Tissues may be organized into organs, and organs may be organized into organ systems. Organ systems work together to carry out all the functions of the whole organism. Q: In multicellular organisms, specialized cells may be organized into what, which in turn may be organized into organs? Choices: - nutrients - muscles - blood cells - tissues A:

Ans:tissues
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Ques:Answer the following question given this paragraph: An atom's mass number is its mass in atomic mass units (amu), which is about equal to the total number of protons and neutrons in the atom. Different isotopes of an element have different mass numbers because they have different numbers of neutrons. Q: Different isotopes of an element have different mass numbers because they have different numbers of what? Choices: - protons - electrons - nuclei - neutrons A:

Ans:neutrons
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Ques:Answer the following question given this paragraph: Evolution of the Horse. The fossil record reveals how horses evolved. Q: What can be looked at to see a record of how horses evolved? Choices: - erosion records - carbon dating - pattern records - fossil records A:

Ans:fossil records
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Ques:Answer the following question given this paragraph: Sperm are male gametes, or reproductive cells. Sperm form when certain cells in the male reproductive system divide by meiosis to form haploid cells. Being haploid means they have half the number of chromosomes of other cells in the body. An adult male may produce millions of sperm each day!. Q: What type of cells are gametes? Choices: - cardiac - immune - proteins - reproductive A:

Ans:
reproductive
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