They give it structure mostly. They also surround the organelles.
The second and fourth answer. :)
Water-soluble nutrients stored in blood are routed directly from the small intestine through the portal vein to the liver before any other organ. The portal vein or hepatic portal vein is a blood vessel which carries blood from the GI tract, to the liver. The blood contains nutrients and toxins extracted from digested contents. The portal vein is not a true vein, since it conducts blood to capillary beds in the liver and not directly to the heart. It is the main component of the hepatic portal system.
Answer to your question what nitrogen base sequence is paired with CATCGA is
O GTAGCT
D) increases reproduction of native species
Explanation:
Non-invasive or non-native species or exotic species do not increase the reproduction rate of native species.
In fact, studies have shown that they reduce the rate of reproduction of the native ones.
- Invasive species where they are successful are huge threat to the stability of an ecosystem.
- Some invasive species are capable of destroying habitats by substituting for their functional roles.
- They compete with native species. In some cases, where an invasive specie is a predator, it preys on the native ones.
- Invasive species are capable of destroying the food source in an ecosystem.
learn more:
Invasive plants brainly.com/question/12154195
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