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Questions in biology

[Terjawab] The most reasonable explanation for why energy conversions are necessary is because _______. Select one: A. Different types of work require different types of energy sources B. ATP is the only type of energy used to do work in any system C. Coal is too large to power cell work D. Sunlight is not a dependable source of energy

[Terjawab] Why is DNA called the blueprint for life? A. It has the code to make carbohydrates. B. It stands for Director of New Activities. C. It has directions for making membranes. D. It contains the genetic material for living things on earth.

[Terjawab] If a new animal was discovered that spent half of its life underwater breathing with gills and half of its life on land breathing with lungs, which group of animals would it most likely fit into? A. Fish B. Amphibian C. Mammal D. Insect

[Terjawab] Which two features indicate that a cell is an animal cell and not a plant cell? A. Central vacuole, ribosomes B. Cilia, lysosomes C. Ribosomes, cell wall D. Mitochondria, chloroplasts

[Terjawab] Which one of these statements about cell division is not accurate? A. Everything gets divided among four daughter cells. B. Damaged tissue can be repaired. C. Growth of a multicellular organism can occur. D. This is one part of the cell cycle.

[Terjawab] Scientists hypothesize that the first life forms on Earth ______?

[Terjawab] Why is a raindrop a particularly damaging element to soil?

[Terjawab] You push a shopping cart with a force of 12 N for a distance of 1.5 m. You stop pushing the cart, but it continues to roll for 1.1 m. How much work did you do?

[Terjawab] Which of the following would you use to identify an organism? A. a domain B. a controlled experiment C. a taxonomic key D. a eukaryote

[Terjawab] Does anybody know if a cattail plant is unicellular or multicellular?