Biology, 13.01.2022 14:00 fryday3111
In medical studies where a new drug is tested, The control group would be asked to take a pill (or
treatment) that looks/tastes just like the real thing, but would not be told whether they have the
actual drug or not. The experimental group would receive the real drug. This "sugar" pill that looks like the real drug but is not is called a
Fake pill
Control pill
Experimental
Placebo
Answers: 2
Biology, 21.06.2019 20:00
Arrange the following in the correct sequence, from earliest to most recent, in which these plant traits originated. 1. sporophyte dominance, gametophyte independence 2. sporophyte dominance, gametophyte dependence 3. gametophyte dominance, sporophyte dependence a) 1 → 2 → 3 b) 2 → 3 → 1 c) 2 → 1 → 3 d) 3 → 2 → 1 e) 3 → 1 → 2
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Biology, 22.06.2019 04:00
Number and variety of living organisms includes genetic, species, and ecological types
Answers: 3
Biology, 22.06.2019 05:20
The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind
Answers: 2
Biology, 22.06.2019 12:00
Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.
Answers: 1
In medical studies where a new drug is tested, The control group would be asked to take a pill (or...
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