Which of the following does clay provide to
soils that enhance plant growth?
a. clay holds onto positively charged mineral
ions needed for plant growth
b. clay provides aeration to the soil providing
oxygen for root growth
c. clay allows roots to more easily penetrate
the soil
d. clay holds onto negatively charged mineral
ions needed for plant growth
e. clay provides to soil all of these things that
enhance plant growth
A
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Phosphorus deficiency often appears early in plant growth and results in stunting. Which of the following are reasons why a deficiency in phosphorus would cause growth abnormalities in plants? (Check all that apply.)
_____ Phosphorus is required for the storage and transfer of energy. _____ Phosphorus is required for the production of amino acids that form proteins. _____ Phosphorus is required for DNA replication. _____ Phosphorus is necessary for building moleculesin the cell membrane. _____ Without phosphorus, cellular replication is impeded. Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? Gather Content · What do you already know about the phosphorus cycle? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
During muscle contractions
a. the myofibrils lengthen. b. the actin and myosin filaments slide over each other. c. the actin filaments move away from the middle of the sarcomere during contraction and toward on relaxation. d. the muscle thins. e. ATP is produced.
As sunlight passes through water, only ________ wavelengths are able to penetrate into deeper water
Fill in the blank(s) with correct word
Which of the following is NOT a valid way to state the null hypothesis from the cricket lab.
A. Resident crickets are likely to win aggressive contests. B. Residency status does not affect the frequency of winning. C. Resident and intruder crickets are equally likely to win aggressive contests. D. There is no relationship between number of wins and residency status.