Johannes wants to know whether soil, water, or both are needed for plant growth. he chooses to conduct experiments on a willow tree for five years to answer his question. how can his experimental methods be changed to improve his experiment?
a) he needs to ask scientists what they think.
b) he needs to conduct the experiment for a longer period.
c) he needs to use a larger sample size.
d) he needs to test more factors in the environment.
Answers: 2
Biology, 22.06.2019 02:30, mahaypatto
{answer found. it's (3 ) }which statement describes the cell cycle? (1)the cell cycle is a process in which one cell divides into four genetically different cells. (2)the cell cycle is a process in which one cell divides into two genetically different cells. (3)the cell cycle is a process in which one cell divides into two genetically identical cells. (4)the cell cycle is a process in which one cell divides into four genetically identical cells.
Answers: 1
Biology, 22.06.2019 03:30, codycoker4200
What does the hardy-weinberg principle relate to? a. chances of survival of an organism b. frequency of alleles in a population c. natural selection in a species d. causes of evolution among organisms
Answers: 1
Biology, 22.06.2019 04:00, AlysonDvz5464
Which of the following types of rock would most likely contain a fossil? slate granite lava rock limestone
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Johannes wants to know whether soil, water, or both are needed for plant growth. he chooses to condu...
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