Gwendolyn wants to enter the science fair at her school. she has a list of ideas for her project. choose the questions that she could answer through scientific investigation. check all that apply. which chemical reaction is the coolest? does temperature have an effect on enzyme activity? which kind of solution conducts electricity? which citrus fruit tastes the most sour? how does pressure affect the solubility of a gas?
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Biology, 22.06.2019 05:30
Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.
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Biology, 22.06.2019 08:30
Is a measure of the different types of organisms in a community. question options: tertiary secondary primary none of the above
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Biology, 22.06.2019 09:00
Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land
Answers: 3
Biology, 22.06.2019 09:50
Which of the following describes the difference in stimuli required to detect a difference between the stimuli? a. just noticeableb. signal detectionc. subliminald. top down
Answers: 2
Gwendolyn wants to enter the science fair at her school. she has a list of ideas for her project. ch...
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