Answer:
2
Explanation:
Oxygen has 6 in the outer shell. So in order to complete its octet it only needs two electrons. Like in the Water molecule, oxygen forms covalent bond with two hydrogen atoms.
Answer: this
The central nervous system includes the brain and spinal cord, while the peripheral nervous system includes all of the nerves that branch out from the brain and spinal cord and extend to other parts of the body including muscles and organs.
Answer: Option C.
Polar type of temperate climate over land and subtropical seasonable variable climate zone between 40 to 60 degrees latitude, north or south of the equator.
Explanation:
The temperate zone is the area of the Earth that is between the tropical region and the polar region. It is between the Artic circle and tropic of cancer or between the Antartic circle and tropic of Capricorn. The have between 40 to 60 degrees latitude north or south of the equator. They have seasonal changes. The climate is mild ranging from cool to warm and the sun is not overhead. The zone have four annual seasons and they are Autumn, wintery, spring and summer.
Examples of this regions are western Europe and Northern America.
Pros:
-allows us to live in cooler areas
-regulate our body temperatures to fight off infection.
Cons:
-energetically costly,
-warm-blooded animals need more food than cold-blooded ones.
Answer:
A mutation could have no effect on the organism that inherits the mutation because of the chances of the organism's parents/producers. One parent may be dominantly having the mutation while the other parent may have the mutation but does not display its effects, thus labeling this parent as a carrier of the trait/mutation. Drawing a punnet square would best be used to describe the possibilities of each offspring and how each carries or shows the mutation inherited from their parents.
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