Part 6: Vasoconstriction and vasodilation are opposite reactions and refer to the diameter of the blood vessels. In vasoconstriction, the diameter gets smaller so that less blood can flow through the vessels. Vasodilation is the opposite. Observe the diagram provided.

Me . based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

How are proteins and nucleic acids related? they both provide energy. they both carry genetic information. the structure of proteins is determined by nucleic acids. the subunits of nucleic acids are also the subunits of proteins.

Which of the following is an example of competition a. the leaves of a tree prevent a small shrub from getting sunlight. three species of birds feed a different heights in the same tree. b. three species of birds feed at different heights in the same tree c. zebra and giraffe’s feed on different grassland plants d. cats living in two different homes eat the same brand of cat food.