subject
Biology, 22.06.2019 12:30 Diaryyy3986

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

ansver
Answers: 1

Another question on Biology

question
Biology, 22.06.2019 02:00
Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.
Answers: 3
question
Biology, 22.06.2019 10:40
Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic
Answers: 1
question
Biology, 22.06.2019 13:00
Which particle controls what element an atom is?
Answers: 1
question
Biology, 22.06.2019 16:00
Prior knowledge can be gained from personal experience and a) forming well-developed hypotheses. b) listening to opinions of other people on a topic. c) researching previous experiments and results on a topic. eliminate d) no other methods. it can only be gained by personal experience.
Answers: 1
You know the right answer?
Which of the following is a reason why early living organisms on earth could not have survived on th...
Questions
question
Mathematics, 28.01.2020 10:31
question
Mathematics, 28.01.2020 10:31
Questions on the website: 13722360