Answer:
Carbohydrates contain the elements of carbon, hydrogen, and oxygen, and only those elements with a few others.
Lipids/fat contain hydrocarbons and make up the building blocks of the structure and function of living cells. Examples include: fats, oils, waxes, and certain vitamins (such as A, D, E, and K).
Proteins contain carbon, hydrogen, and oxygen like the carbohydrates and lipids, but they also contain nitrogen and often sulfur and phosphorus.
Nucleic Acids are the large biomolecules that are essential to all known forms of life. The term nucleic acid is the overall name for DNA and RNA. Consisting of Nucleotides, which are the monomers made of three components: a 5-carbon sugar (a phosphate group and a nitrogenous base).
La mayoría de los vertebrados y algunos invertebrados, como esta lombriz anélida, tienen un sistema circulatorio cerrado. (b) En los sistemas circulatorios abiertos, un líquido llamado hemolinfa se bombea a través de un vaso sanguíneo que desemboca en la cavidad corporal. La hemolinfa regresa al vaso sanguíneo a través de aberturas llamadas ostia.
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Q: this picnic table was made from fallen trees in a local forest. is this picnic table a biotic or abiotic factor? explain your answer.
A: the answer would be biotic because the term biotic means that something is living or had lived before. as you can see, the table was made by fallen trees in the local forest. that means it lived before the tree was fallen and carved into a picnic table.
hope this helps! ❤ from peachimin
Answer:
Radiation from the lamp reaches the soil and causes the soil to warm.
Answer:
D. Maintaining homeostasis is something that needs to be learned
