Biology, 10.01.2020 07:31 jessicagustama
Which statements reveal properties that can be used to identify minerals?
a mineral is found in africa.
a mineral is made in a laboratory.
a mineral glows under ultraviolet light.
a mineral has hexagonally shaped crystals.
a mineral is warmed and smells like rotten eggs.
Answers: 3
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Efficiency is the percent of work put into a machine by the user (input work) that becomes work done by the machine (output work)
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Biology, 21.06.2019 22:00
Where would you expect to see seedless plants, such as ferns and mosses? a. in a botanical museum, because they are all extinct b. low and close to the ground in a moist environment c. climbing high while circling the branches of another plant d. deeply rooted in a forest with a trunk that reaches 20 meters or more
Answers: 1
Biology, 22.06.2019 02:30
Variety of living organisms; includes genetic, species, and ecological types.
Answers: 1
Biology, 22.06.2019 04:30
Plz fast biotechnology is a growing field of applied biology. many crops such as corn have been engineered to be resistant to herbicides. therefore farmers can spray these chemicals to kill weeds growing near the crop without worries of killing the crop itself how does this type of biotechnology work? a. by changing the genetic make up of the crops. b. by causing the crops to kill the weeds. c. by changing the type of crops used. d. by changing the location of the crops.
Answers: 1
Which statements reveal properties that can be used to identify minerals?
a mineral is...
a mineral is...
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