What is the purpose of cellular respiration?
Breathe out CO2
O Make ATP
O Breathe in O2...
Answers: 1
Biology, 21.06.2019 16:00
Elements and compounds are pure substances that cannot be broken down physically into a simpler substance. a physical change doesn’t break the bonds between atoms of a substance or form new ones. compounds can be broken down by a chemical change. a chemical change breaks chemical bonds and/or forms new ones between atoms of a substance. what simple substance would a compound break into? the basic elements that make it up! for example, if you passed a very strong electric current through water you’d break the chemical bonds in water and be left with oxygen and hydrogen. which of the following is an example of a chemical change? a separating water into different glasses b breaking frozen ice cubes with a hammer c running an electric current through water d boiling water to evaporate it on a stove
Answers: 2
Biology, 22.06.2019 05:30
Hector is back from his morning run and is feeling light-headed because his energy is depleted which food item will provide him with a quick source of carbohydrates
Answers: 1
Biology, 22.06.2019 08:50
How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different
Answers: 1
Biology, 22.06.2019 10:30
Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection
Answers: 1
History, 19.08.2020 09:01
History, 19.08.2020 09:01
Mathematics, 19.08.2020 09:01
History, 19.08.2020 09:01
Physics, 19.08.2020 09:01
English, 19.08.2020 09:01
History, 19.08.2020 09:01
English, 19.08.2020 09:01
Mathematics, 19.08.2020 09:01
History, 19.08.2020 09:01