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  15 KS1 Level Biology questions
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what is the best substrate for cellular respiration of yeast?

what is the best substrate for cellular respiration of yeast? why?

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bio.

what is equilibrium and how does it apply to an experiment of salt water on the effect on potato slice's.

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Diffusion

Between glucose, iodine and starch, which could pass the easiest through a plasma membrane.


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Fat Solubility

Is fat soluble in water? Why or why not?

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my lab

thank u 4 the help. But check this part out. I did an experiment and when the oil was added to the yeast the oil began to rise, and the yeast rose afterwards. During the occasional rising of the yeast, bubble appeared in the lime juice. As the oil settled at the bottom of the test tube, and the yeast settled at the top.
Can u say why all of this occurred please?

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my lab

what causes yeast to respire aerobically or how does yeast resoire aerobically. I have gotten a lab to show how yeast respires aerobically.

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Red Beetroot Permeability membrane % of acetone vs methanol

What would the difference be between 1, 25 and 50 % acetone and methanol effects on the permeability of the red beet root membrane? Is it if the percentage is greater than it destroys the cell membrane more?

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passive transport

how does the cell membrane help cells maintain homeostasis?

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science

What are the characteristics of anphibians?

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Benedict's solution test

If left in boiling water long enough a starch solution will eventually test positive in a Benedict's solution. Why is this so? Please help!!

  15 KS1 Level Biology questions
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hermes réplica relógios

September 15, 2014 | KS1 Level Biology Revision
Contributors:

Difficulty: Very Easy | Reward: 1 SZPoints

Status: Unanswered | Comments: 0

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stupid question

February 1, 2005 | KS1 Level Biology Homework
Contributors:
caty Nathan Rebecca Ubaid Sasha Daniel

Difficulty: Very Easy | Reward: 1 SZPoints

Status: Unanswered | Comments: 7

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Snails

December 17, 2004 | KS1 Level Biology Homework
Contributors:
susan emma

Difficulty: Average | Reward: 3 SZPoints

Status: Unanswered | Comments: 2

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structures and functions of the human bo

Contributors:
Sasha

Difficulty: Average | Reward: 3 SZPoints

Status: Unanswered | Comments: 1

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help

Contributors:
faisal faisal bilal

Difficulty: Very Hard | Reward: 12 SZPoints

Status: Answered | Comments: 3

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bacteria

Contributors:
Sasha Elizabeth James

Difficulty: Average | Reward: 3 SZPoints

Status: Answered | Comments: 3