What is the difference between micro-evolution and macro-evolution?
1. macro evolution is a change in the gene pool and micro evolution is the formation of a new species.
2. micro evolution is the change in the gene pool and macro evolution is the formation of a new species.
3. there is no difference.
4. micro evolution only happens in the galapagos island and marco evolution only happens in trinidad.

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I think the answer would be 2.) Micro evolution is the change in the gene pool and macro evolution is the formation of a new species.

a neutral ph of 7 and normal organism temperature is needed for a certain enzyme to be effective.  

what would happen to the enzyme if the ph and/or temperature fluctuate greatly from the norm?  

a.the enzyme’s hydrogen bonds will break.  

b.the activation energy will increase.  

c.more product will be formed.

d.the ideal temperature and ph for the enzyme function will decrease.  

the correct answer is: d. the saltine and pretzel are made of flour, yeast, and baking soda, and salt. the pecan contains no flour but it does contain fats. the pecan is a nut that can be consumed as a healthy snack. first of all, pecans are a source of fat (monounsaturated fat), but they provide less fat than some other nuts. pecans are a rich source of dietary fiber, manganese magnesium, phosphorus, thiamin, vitamin e…