Biology, 14.12.2020 20:20 dootdootkazoot
A student conducts an investigation studying the effect of the amount of different types of fertilizer on plant growh rate. He takes 20 plants from 4 different plant types growing each one over the period of 60 days and one group gets no fertilizer, measuring and recording data every few days. He makes sure each plant gets the same amount of water, soil and sunlight.
What is the biggest flaw in this experiment?
a No constants
b Different types of plants
c No control group
d Not a large enough sample size
Answers: 3
Biology, 22.06.2019 01:20, hannahpelkey
Which organelles are labeled d, and what is one feature that distinguishes them from the other labeled organelles chloroplasts the only organelles that produce sugars from sunlight mosomes, only found in animal and bacterial cells centricles only found in animal cells mitochondra, the only energo-generating structures found in cells
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What part of the brain is highlighted in the diagram below?
Answers: 2
A student conducts an investigation studying the effect of the amount of different types of fertiliz...
Mathematics, 23.07.2019 16:00
Mathematics, 23.07.2019 16:00