The image shows an insulating strip being added to windows in a home. Insulation strips help to solve one part of a complex problem. Insulation
lowers the need for air conditioning in summer and heating in winter.
However, it can also contribute to poor ventilation.
Which problem are insulation strips most likely helping to solve?
A. Public health issues
B. Community aesthetics
C. Environmental impact of generating electricity
D. Reliability of power supply

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

What is a gene ? a) a section of a protein that codes for dna. b) the alternate version of a trait. c) the visible trait in the f1 generation. d) a section of dna that codes for a specific trait .

Diffusion and osmosis are forms of passive transport