Which of the following describes the structure of a carbohydrate?

a. a carbohydrate consists of carbon atoms and water molecules joined together.

b. a carbohydrate consists of a chain of carbon atoms attached to only hydrogen and oxygen atoms.

c. a carbohydrate consists of a long chain of nucleic acids.

d. a carbohydrate consists of one glycerol molecule attached to three fatty acids.

Which two factors contributed to creating a global culture? the creation of the united nations improvement in telecommunications health issues such as the ebola virus increased opportunities for global travel

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

Long-period comets come from the oort cloud particles in earth’s atmosphere material from the asteroid belt the kuiper belt