The *heart* is the main organ of the circulatory system.
The circulatory system consists of three independent systems that work together: the heart (cardiovascular), lungs (pulmonary), and arteries, veins, coronary and portal vessels (systemic). The system is responsible for the flow of blood, nutrients, oxygen and other gases, and as well as hormones to and from cells.
Answer:
encouraging to post comments
Explanation:
Incomplete dominance shows phenotypes of both dominat and reccessive trait !!
so supppose red is AA
the white is aa
and pink is Aa (heterozygous thus pink)
on crossing Aa to Aa (two pink)
we have ; AA , Aa, Aa, aa
thus 1 red, 2 pink, 1 white
Ratio - 1:2:1
Answer:
Natural forces don’t have a strong effect on recent global temperatures. The natural forces line begins to drop around 1950 and does not track with the observed temperature line. On the other hand, the human effects line rises upward with the observed temperatures, so it’s a stronger effect. Solar radiation falls into the category of natural forces.
Explanation: This is the exact answer so I recommend changing it up a little bit. :)
