Which of the following is true about nucleic acids? i. nucleic acids always consist of a five-carbon sugar, a nitrogenous base, and one or more phosphate groups. ii. both dna, which stores genetic information and encodes protein sequences, and rna, which is involved in the direct production of proteins, are nucleic acids. iii. nucleic acids are usually insoluble in water and are used for long term energy storage. iv. glucose, cellulose, and starch are examples of nucleic acids found in most cells.
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Biology, 22.06.2019 09:00
Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.
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Biology, 22.06.2019 21:00
Which of the claims below does this model support? select all the claims that are supported
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Biology, 22.06.2019 21:00
Which statements about a food chain are true? choose all answers that are correct. a.plants are the first living organisms in food chains on land. b. the plants in a food chain are called herbivores. c. all food chains on land begin with energy from the sun. d. carnivores in a food chain eat only plants.
Answers: 1
Biology, 23.06.2019 05:30
The presence of iron oxides in rocks, formed during a specific time period, can be used as evidence of oxygen in the atmosphere during that time period. question 18 options: true false
Answers: 1
Which of the following is true about nucleic acids? i. nucleic acids always consist of a five-carbo...
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