Which process of protein synthesis requires tRNA?

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If fission takes place every 20 minutes in some bacteria, then starting with one bacterial, how many bacterial cells would be produced in three cell divisions or one hour

A tall, purple-flowered pea plant (ttpp) is allowed to self-pollinate. (the recessive alleles code for short plants and white flowers.) the phenotypic ratio of the resulting offspring is 9:3:3:1.

1. The fog on the mirror is caused by which change of state? Melting Freezing Condensation Vaporization 2. Using the answer you chose in question #1, explain how the change of state is occuring.

Explain what happens during solar eclipse

Number of cell divisions in process of mitosis

What two purposes does semen have?

Select the expression that is equal to (9c+3) - (5x-7) 14x-4 14x + 10 4x-4 4x + 10

What is the term for the net force directed toward the center of an object's circular path? a. circular force c. centripetal force b. centrifugal force d. orbital force Answer:c. centripetal force

Stephan predicted that the seeds will start to grow faster if an electric current traveled through the soil in which they were planted. Is it A. Recognize a problem. B. Form a hypothesis C. Test the hypothesis with an experiment or D.

Carbohydrates may form larger carbon-based macromolecules by combining with which elements? A. sodium, potassium, nitrogen B. nitrogen, sulfur, phosphorus C. potassium, sodium, sulfur D. silicon, phosphorus, sodium