Which is a difference between bacteria and viruses that show that bacteria are living organisms and viruses are not

The Hardy-Weinberg Principle predicts that allele and genotype frequencies should not change over time in a stable population. Which of the following assumptions must be met for this to occur? Select all that apply. a. There is selection pressureb.

Any prices used to ask and and answer testable questions about the observation of the natural world defines which term

Which type of joint is found in our shoulders? 1) Gliding 2) Ball-and-socket 3) Saddle 4) Hinge

What happens with a domain allele in a heterozgous trait

Some peeled pieces of apple were placed in purified water and some in heavily concentrated salt water. The cells in the apple pieces will A. lose water in both solutions. B. gain water in both solutions. C.

Which of the following components is NOT part of the modern cell theory? A) All cells arise from preexisting cells. B) Bacteria are examples of eukaryotic cells. C) All living organisms are made up of one or more cells.

A person who has a weakened immune system may not be able to fight against infection because pathogens may enter the body and cause illness. phagocytes many enter the body and cause illness. normal cells crowd out unhealthy cells.

What happens when a magnesium ion is attracted to a chlorine ion? O A. They form a covalent bond. B. They form an ionic compound. O C. They share electrons. O D. They form a gas.

The cytoplasmic membrane is termed "semi-permeable" because some substances, like water and alcohols, can pass freely through while others, like sugars, amino acids, and ions, cannot.

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