Biology, 17.12.2019 19:31 davidsteck99
An ameba is a single-celled organism. it uses its cell membrane to obtain food from its environment, digests the food with the of organelles called lysosomes, and uses other organelles to process the digested food. from this, we can best infer that
(1) all single-celled organisms have lysosomes to digest food
(2) amebas are capable of digesting any type of food molecule
(3) single-celled organisms are as complex as multicellular organisms
(4) structures in amebas have functions similar to organs in multicellular organisms
Answers: 3
Biology, 22.06.2019 00:00
What do lava flows made of aa indicate about the type of volcanic eruption that occurred? a. the eruption was viscous. b. the eruption was pyroclastic. c. the eruption was explosive. d. the eruption was quite. !
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How does natural selection change thephenotypes within a population over time?
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Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos
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An ameba is a single-celled organism. it uses its cell membrane to obtain food from its environment,...
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