Week 1 Quiz

Topics: Protein, Chemical bond, Ionic bond Pages: 3 (665 words) Published: August 24, 2013
Richard was observing black swallowtail butterflies in the field. Which one of these is an observation he made about a black swallowtail butterfly? The most valid and reliable test of the hypothesis, more pine seeds germinate after a forest fire, would include an experimental group of pine seeds that was recovered from a fire area and pine seeds that were — A student wanted to look at plant growth in five different soil samples. He planted the same type of seeds in identical containers and left them together in full sunlight. He gave each plant the same amount of water and charted the growth of each plant stem. What is the independent variable in this experiment? For the following statement, what is the dependent variable? Does the color of the recycling bins red or blue effect the number of cans recycled at school? The first step of the scientific method involves: Some insects can "walk on water" because: Carbohydrates are used for Lipids are used for

The black swallowtail laid its eggs on a parsley plant.

tolerant of fire.


amount of recycling

making observations. water has a high surface tension structure and for energy. energy storage and for hormones.

The instructions for growth, development, metabolism, and reproduction of a cell are contained in: The 'sequence', or order of amino acids in a protein is termed its ____________, whereas the 3-dimensional structure of a two proteins interacting with each other is termed its ____________. Which of the following might be referred to as "working macromolecules"? A solution with a pH below 7 is A protein molecule which is denatured, has Enzymes will usually react with only one substance. This can be explained by the 'lock and key' theory. If this theory is correct, which of the following substances, represented by P, Q, R and S would be acted on by enzyme A?


primary structure, quaternary structure


acidic. changed its shape R

Which element is...
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