Answer:
Pulmonary circulation refers to the circulation of blood in which deoxygenated blood is pumped from the heart to the lungs and oxygenated blood is returned to back to the heart. Pulmonary circulation only occurs between the heart and the lungs.
Systemic circulation refers to the circulation of blood in which oxygenated blood is pumped from the heart to the body and deoxygenated blood is returned back to the heart. Systemic circulation occurs between the heart and the entire body
Explanation:
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Answer:
Taxol alters cytosolic calcium signaling by opening mitochondrial pores
Explanation:
Taxol is an antimitotic (i.e., cytotoxic) agent used in chemotherapy to kill cancer cells. Taxol is an antimitotic drug that has been successfully used in different types of cancer including ovarian cancer, breast cancer, pancreatic cancer, sarcoma, etc. Recently, it has been shown that Taxol may induce rapid cytosolic calcium (Ca2+) response by producing a decrease in mitochondrial membrane potential associated with the loss of mitochondrial Ca(2+). In consequence, it has been proposed that the side effects of chemotherapy might be associated with the action of cytotoxic agents such as Taxol which alters mitochondrial function and Ca(2+) signaling cascade.
The biggest drawback to building green is the up front cost.
So the answer to this question is illustrated in the third option, stating "the up front cost". With the expensive and luxurious price tags on these green products lead users and consumers to believe that they become impractical.
I'm not sure if there are supposed to be answer choices to this, but I would assume the answer will be the genetic modification of crops.
If another predator, that is more efficient hunter, enters the territory of the puffins, the puffins will find themselves in a very tough situation. They will either have to adapt very quickly, or die out.
The evolutionary pressure will be there fro the puffins to push them in a direction to adapt and be netter hunters, thus fight for their existence. That would mean that the puffin's beak, but also their speed and efficiency will have to improve in order to compete or even out-compete the new predator.
If the puffins do not manage to adapt relatively quickly, and a food shortage occurs, than they will die out, as they will lose the fight for food constantly.