Biology, 25.06.2020 02:01 hallmansean04
Which statements describe carbon? Check all that apply. -atomic mass of ~ 12 amu -atomic number of 6 -atomic number of 14 -4 protons, 8 neutrons -6 protons, 6 neutrons -valence of 4 -valence of 6
Answers: 1
Biology, 22.06.2019 01:00
What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.
Answers: 3
Biology, 22.06.2019 10:00
The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a.an ionic bond is formed between the oxygen and carbon atoms. b.four valence electrons are shared. c.two valence electrons are shared. d.valence electrons are shared between oxygen atoms.
Answers: 1
Biology, 22.06.2019 14:00
Science which of the following is an example of a cyclic behavior that is seasonal? i think the answer is d, i just need to double check : ). a. running from predators. b. searching for water. c. hunting at night. d. migrating for warmth. ***
Answers: 1
Biology, 22.06.2019 15:40
Which of these is one of the nitrogenous bases in dna? a. proline b. leucine c. glycine d. thymine
Answers: 2
Which statements describe carbon? Check all that apply. -atomic mass of ~ 12 amu -atomic number of 6...
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