Biology, 17.01.2020 09:31, NeverEndingCycle
Asample of digestive juice was removed from the stomach of a pig. the juice was placed in a test tube along with some grains of wheat. a second test tube was set up containing an equal number of wheat grains, with distilled water rather than digestive juice. the test tubes were kept for 8 hours at 40 degrees c. after 8 hours the grains inside the digestive juice had broken into tiny particles. the grains of wheat, in the water, were wet but otherwise unchanged.
1. what is the control group?
2. what is the experimental group?
3. what is the independent variable?
4. what is the dependent variable?
5. name a controlled variable or constant.
6. was quantitative or qualitative data collected?
Answers: 1
Biology, 22.06.2019 00:10, haileysolis5
Which way do the nitrogenous bases in dna pair up? a. a and g; t and c b. a and c; t and g c. a and t; g and c d. a and a; t and t; g and g; c and c
Answers: 2
Biology, 22.06.2019 16:00, JvGaming2001
Based on the diagram, which of the following best describes ways in which the physical appearance of h. neandertalensis and h. sapiens differ?
Answers: 2
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