Answer:
Dopamine, like caffeine, increases the heart rate of Daphnia in a dose-dependent manner. Dopamine's effects on Daphnia's heart has not been reported previously. ... Caffeine showed a similar effect on Daphnia's heart rate at a 10-times lower concentration than dopamine (28.5% increase at 0.08 mg/ml, Figure 2).
Explanation:
Answer:plate tectonics
Explanation: Because plate tectonics moved around the continents and they were moved to different locations which caused the climate change
1- Answer : B (AUG AAA CGU CCU)
2- Answer : B (TAC AAA AGA GGG)
3- Answer : C (GGCGATACG)
Stomata allow for gas exchange on a leaf.
xylem and phloem are tissues that transport water and food throughout the plant.
pollen tubes transport the sperm to the egg.
<span>the first trimester of pregnancy
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