28. bacteria and fungi.
29. answer 3
30. answer 2
        
                    
             
        
        
        
The material in the lab represents each of these parts of the Earth system is water as through this experiment we will find about the effect of water on earth.
<h3>What is Quartz (silicon dioxide)?</h3>
The considerable portions of silicon dioxide determined withinside the earth's crust are enough to fulfill all commercial needs. Among the minerals and earths that incorporate silicon dioxide in an uncombined shape are quartz, flint, diatomite, stishovite, agate, amethyst, chalcedony, cristobalite, and tridymite.
- The water's ability to dissolve different kinds of rock is weathering.
- NaCl are minerals are dissolved by plainwater.
-  Limestone (calcium carbonate) minerals are dissolved by rainwater.
-  Minerals do not undergo solution is Halite (sodium chloride):
- No only sedimentary rocks are chemically weathered by water. 
Read more about the plain water:
brainly.com/question/20596858
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Answer:
It should be the one that's selected in the image.
Explanation:
Triglycerides store unused calories and provide your body with energy. Cholesterol is used to build cells and certain hormones.
 
        
             
        
        
        
Answer; 
C. it is the part f the atom with the greatest mass
Explanation;
The nucleus of an atom is a small dense region at the center of an atom that contains protons and neutrons. 
Almost all the mass of an atom is located in the nucleus, with a very small contribution from the electron shells.
The protons are positively charged which gives the nucleus a positive charge while the neutrons have no charge.
 
        
                    
             
        
        
        
Answer:
Well it says not to research so here's a brief definition: A punnet square is a diagram that shows the genotypes of a cross and helps predict the probability of having certain genotypes. 
Explanation:
Heres some words to know
-Dominant 
-Recessive
-Allele
-Mendel's law of Heredity
Let me know if you want more explanation on these :)