3. Why is water important to the rock cycle?
(A) It can erode and help form rocks.
(B) It c...
Answers: 1
Biology, 22.06.2019 01:30
Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.
Answers: 1
Biology, 22.06.2019 14:30
Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals
Answers: 3
Biology, 22.06.2019 15:40
Which kind of mutation has occurred when the codon for an amino acid is changed to a stop codon? a. a silent mutation b. a missense mutation c. a frameshift mutation d. a nonsense mutation
Answers: 1
Biology, 22.06.2019 16:20
Which u.s. state lists the horned toad as its state reptile?
Answers: 2
Biology, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
English, 10.07.2019 06:30
Physics, 10.07.2019 06:30
History, 10.07.2019 06:30
Chemistry, 10.07.2019 06:30
Spanish, 10.07.2019 06:30
History, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
Mathematics, 10.07.2019 06:30
Social Studies, 10.07.2019 06:30
English, 10.07.2019 06:30