<span>The answer is valves. One </span><span>feature that the entrances and exits to the heart need in order to maintain this flow pattern is the valves. E</span><span>ntrances and exits to the heart may need valves in order to maintain this flow pattern. There are valves that control blood flow to the ventricles, and valves that control blood flow out of the ventricles.</span>
Answer:
D) mixed market economy.
Explanation:
The South African economy can be most accurately be described as a mixed market economy. South Africa is a technologically advanced market economy. It has one of the strongest economies in Africa. They produced textiles, chemicals, iron and fertilizer.
Primary producer type of organism harvests energy to build organic molecules that support animals, fungi, and all the other levels of a food web.
<h3>What is primary producer?</h3>
- The only organisms that can harvest energy from sunlight or chemicals and use it to create food are plants, some algae, and specific bacteria.
- With some plants releasing seeds that only germinate after a fierce fire, the chaparral vegetation is predominately made up of shrubs and is adapted to recurrent fires.
- Autotrophs include algae, plants, certain bacteria, and fungi. Autotrophs are the food chain's producers because they make their own energy and nutrients.
- Like the majority of autotrophs, kelp produces energy through a process known as photosynthesis.
- All fungi are heterotrophic, which means they draw their energy from other living things.
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Answer:
The correct answer is C
Explanation:
Codominance means that the result of two different genes will give separated characteristics of both. For example, if an animal has a gene of red skin and another gene of white skin, it will have red in some parts of the body and white skin in other parts. It can be confused with incomplete dominance, which combines the characteristics of the genes, in these case the skin would be pink, the combination of white and red. People who have one gene of it are carriers of the disease of course, because it can be passed to their sons.
Oxygen enters your body through your mouth, then it goes to your lungs.
