Biology, 06.11.2020 23:10 heggestade
Ms. Snyder's students were studying living things and
energy. They emptied a package of yeast into a cup of warm water. Next they
added.5 grams of sugar. After 15 minutes, the students noticed bubbles forming on the surface of the water. Using a dropper, they
put a sample of the liquid on a glass slide and looked at the sample with a microscope. The yeast cells were growing and
reproducing. The bubbles were a by-product of the yeast using the sugar for energy. What were the bubbles made of?
A)
oxygen
B)
water
hydrogen
D)
carbon dioxide
Answers: 3
Biology, 22.06.2019 01:30
What are some characteristics of a free enterprise economy?
Answers: 2
Biology, 22.06.2019 02:30
One of the purposes of transcription is to produce a sequence of bases that
Answers: 1
Biology, 22.06.2019 06:00
Onsider the paragraph above. what is one chemical property of water? a) water is a polar molecule. b) water is the universal solvent. c) water reacts with group 1 metals. d) water has a high specific heat capacity.
Answers: 1
Biology, 22.06.2019 15:30
The image shows a group of fish. the type of social behavior shown in the image is called
Answers: 2
Ms. Snyder's students were studying living things and
energy. They emptied a package of yeast into...
Health, 26.08.2019 18:50
History, 26.08.2019 18:50
Biology, 26.08.2019 18:50
Mathematics, 26.08.2019 18:50
Mathematics, 26.08.2019 18:50
Social Studies, 26.08.2019 18:50
Chemistry, 26.08.2019 18:50
Chemistry, 26.08.2019 19:00
Mathematics, 26.08.2019 19:00