Answer: the correct answer is C) the hepatic portal vein.
Explanation:
The portal vein is not a true vein, because it conducts blood to capillary beds in the liver and not directly to the heart. It is a major component of the hepatic portal system, one of only two portal venous systems in the body – with the hypophyseal portal system being the other.
In the α helices of transmembrane proteins, the hydrophobic side chains face the outside of the membrane-spanning helix.
Transmembrane proteins are a type of integral membrane protein that spreads throughout the cell membrane. Many transmembrane proteins act as gates that allow the transport of certain substances across the membrane.
Transmembrane proteins basically act as gates or docking sites that allow or prevent substances from crossing the cell membrane.
Transmembrane proteins penetrate the entire plasma membrane. Transmembrane proteins are found in all types of biological membranes. Monotopic proteins are permanently attached to the membrane from only one side
Learn more about transmembrane proteins here:brainly.com/question/16083238
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High copper tolerance is found in the flowers found near copper mines.
I would say the respiratory system (the lungs) fail. The lungs are to receive oxygen and it sends it to the heart.
I am not much of a biology nerd but I am taking an educational guess.
All I can say that the lungs need oxygen. Without oxygen, the heart will stop pumping blood and you will be suffocating with this essential. That is why you should never smoke and actually take great care of your precious body.
Answer:
<u>Option-(A,D):</u> Consistent fitness benefits of high allocations to defense and differing strategies for overcoming plant defenses among herbivores.
Explanation:
The plants or primary producers are there in order to provide the optimum amount of energy for the different beings to survive, but there are some limitations for each living being itself and for that reason the plant life have also evolved it self not be over consumed by the herbivores or the primary consumers. As the herbivore are also evolving through time as they assembled there system and chemical balances that corresponds to any of the harmful material present inside the plants body and during the ingestion of such body parts the herbivores may be effected. So,they have evolved there body system in order to make some arrangements for confronting any complication faced by them.