Which substance(s) will be good conductors of electricity?
i. h2o (s)
ii. nacl (s...
Biology, 16.12.2019 21:31 megamegs80
Which substance(s) will be good conductors of electricity?
i. h2o (s)
ii. nacl (s)
iii. nacl (l)
iv. au (s)
a) i and ii only
b) iii and iv only
c) ii and iii
d) all of them
Answers: 2
Biology, 22.06.2019 01:50
Which statement best describes lactic acid fermentation? a. lactic acid fermentation is the first step of cellular respiration. o b. lactic acid fermentation is the final step of cellular respiration. re to berate c. in the absence of oxygen, cells release atp by breaking down lactose into glucose. e der lade res o d. in the absence of oxygen, cells release atp by breaking down glucose into lactate. ar
Answers: 1
Biology, 22.06.2019 12:30
Which of the following is a reason why early living organisms on earth could not have survived on the surface? 1. the lack of an ozone layer 2. the lack of oxygen in the atmosphere 3. the fact that these organisms were single-celled
Answers: 1
Biology, 22.06.2019 12:40
Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.
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Mathematics, 23.10.2020 16:10
Mathematics, 23.10.2020 16:10
Mathematics, 23.10.2020 16:10