Biology, 11.03.2020 18:41 coolkitty35
Which of the following best describes a factor in the evolution of plants that led to their success in surviving on land?
Xylem developed to transport water from the plant’s roots to the rest of the plant.
A waxy cuticle developed to prevent plants from being eaten by herbivores.
Stomata developed to allow water to enter the plant’s leaves from the atmosphere.
Seeds developed to provide a place for the plant’s genetic information to be stored.
Answers: 1
Biology, 21.06.2019 14:00
Grignard reactions are highly exothermic and are performed in ether solvent. there is a real risk of fire during this reaction. in the case that a fire should occur in your distillation apparatus, what is the best course of action? g
Answers: 1
Biology, 21.06.2019 20:00
!if we removed the wolf, snake, and hawk from this food web, what best explains the impact it would have? a) the number of producers would increase. b)the number of decomposers would increase. c)the number of primary consumers would increase. d)the numbers of primary consumers would decrease.
Answers: 1
Biology, 21.06.2019 21:00
1. environmental factors, such as ph and temperature, can affect the function of an enzyme. a. true b. false 2. which of the following is an organic molecules (ex. vitamins) that an enzyme? a. coenzyme b. product c. active site d. substrate 3. how do enzymes effect the speed of a chemical reaction? a. they speed it up b. they slow it down c. they have no effect on the speed of a reaction 4. during a chemical reaction, an enzyme is used up so that it can only be used one time. a. true b. false 5. which of the following results from a chemical reaction that is catalyzed by an enzymes? a. active site b. product c. substrate d. coenzyme
Answers: 3
Biology, 22.06.2019 00:00
Read the sentence. “yesterday we arrived late for the outdoor concert in the city gardens.” which words in the sentence are adverbs? a. late; city b. yesterday; outdoor c. yesterday; late d. outdoor; city
Answers: 1
Which of the following best describes a factor in the evolution of plants that led to their success...
English, 07.04.2022 16:20
Mathematics, 07.04.2022 16:40
Mathematics, 07.04.2022 16:50
Mathematics, 07.04.2022 16:50
Geography, 07.04.2022 18:10
Mathematics, 07.04.2022 18:20
Mathematics, 07.04.2022 19:50
Mathematics, 07.04.2022 19:50
Mathematics, 07.04.2022 20:30