People with an aa genotype will express a recessive trait
Answer:
50
Explanation:
abc has to be 110
triangle angles add to 180
110+20=130
180-130=50
By reducing the need for fossil fuels through the use of the ethanol biofuel.
Answer:
Quartz is not pure in this rock.
Explanation:
When quartz shows effervescence in contact with an acid, it means that it is not in its pure state, but rather related to other substances that may be cementing the quartz. This effectiveness is caused by substances that do not react like quartz, such as calcite.
In this case, we can conclude that in relation to the calcium-rich rock shown in the question above, the calcium is not pure, but it is likely to be related to calcite, or other material that does not react to acid.
Answer:
(1) Less
Explanation:
Ice is less dense than water because the orientation of hydrogen bonds causes molecules to push farther apart, which lowers the density.
