Answers: 3
Biology, 22.06.2019 00:00, unknown9263
Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h, o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.
Answers: 1
Biology, 22.06.2019 00:40, dylancasebere
Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism
Answers: 2
Biology, 22.06.2019 01:00, mazolethrin6876
The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false
Answers: 1
A nucleic acid that consists of one polynucleotide chain that
helps in making proteins in a cell is...
Mathematics, 13.02.2021 04:50
Health, 13.02.2021 04:50
Mathematics, 13.02.2021 04:50
Mathematics, 13.02.2021 04:50
Chemistry, 13.02.2021 04:50
English, 13.02.2021 04:50
Mathematics, 13.02.2021 04:50