Answers: 3
Biology, 21.06.2019 18:00
The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community
Answers: 2
Biology, 21.06.2019 19:30
Select the correct answer. in the image, if the washcloth represents consumed food, which organ of the digestive system correctly represents the action performed by the hands? hands squeezing water from a washcloth a. esophagus b. large intestine c. liver d. mouth
Answers: 2
Biology, 21.06.2019 20:30
Why is it important to reduce the number of chromosomes in half when forming gametes for sexual reproduction?
Answers: 1
Biology, 21.06.2019 22:40
Which sequence correctly shows the path of carbon dioxide during repiration?
Answers: 1
TRNA molecules bring a specific to the ribosome, according to the . *
2 points
protein, mRNA...
protein, mRNA...
Mathematics, 07.04.2020 19:39
Biology, 07.04.2020 19:39
Mathematics, 07.04.2020 19:39
Mathematics, 07.04.2020 19:39
Mathematics, 07.04.2020 19:39