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laila [671]
3 years ago
13

Which one is better for delivering nutrients to the cells; the open circulatory system or the closed circulatory system? Why?

Biology
1 answer:
Dvinal [7]3 years ago
4 0

Answer:

closed circulatory system

Explanation:

The blood is pumped through a closed system of arteries, veins, and capillaries. ... Still, blood can flow backward and the system is only slightly more efficient than the open system of insects. The closed circulatory system has more advantages over the open circulatory system.

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Which of the following are financial securities that represent promises to repay a fixed amount of funds?
Mrrafil [7]

Bonds.

Guaranteeing savers high rates of return.

<h3>What is the purpose of the financial system?</h3>
  • A financial system performs the role of an intermediary and makes it easier for money to move from areas of surplus to areas of deficit. It comprises various institutions, markets, rules and laws, customs, investors, analysts, transactions, and claims and liabilities.
  • Managers can use big data in their businesses by using a financial system. A financial system combines data from numerous organizational departments into a single perspective, making it simple for users to comprehend the connections between distinct data types.
  • Financial services guarantee the advancement of both domestic and international trade. Increased domestic and international exports of goods are guaranteed by the presence of factoring and forfeiting businesses. Banking and insurance services also facilitate an increase in these promotional activities.

The following are financial securities that represent promises to repay a fixed amount of funds: Bonds.

  • Bonds provide a fixed amount of maturity value.

The following is not a service that the financial system provides for savers and borrowers: Guaranteeing savers high rates of return.

  • The financial market can't guarantee any particular rate of return to savers.

To learn more about the financial system, refer to:

brainly.com/question/13854011

#SPJ9

8 0
2 years ago
Match the time period with the correct layer of fossils (mya = millions of years ago). ITEM BANK: Move to Bottom 175 mya250 mya4
Marrrta [24]

Answer:

0 mya, 175mya, 250mya, 400mya

Explanation:

The substance which highest million year ago should be more in-depth in the soil hence 400mpa should occupy the highest depth below the ground.

3 0
3 years ago
For the 4 types of symbiosis provide an example of symbiosis between humans and another organisms
ololo11 [35]

Answer:

Well one of the types of symbiosis is parasitism. Here an example would be a tapeworm (parasite) would live in and feed off a living host (humans in our case)

Explanation:

7 0
3 years ago
State a hypothesis about what will happen to the water and dirt as you change the wetland environment.
IgorLugansk [536]

the way that water could change the wetland environment is that it could make it more sloppy


4 0
3 years ago
In pavlov's experiments, the meat powder (food) placed on the dog's tongue was the
Sphinxa [80]

The best answer would be:

Unconditioned stimulus

In Pavlov's experiment on conditioning the food was the unconditioned stimulus that triggers a reflex or natural behavior. Think of it like something that makes you do something automatically.

For example, the food. When the dog smells food, it salivates. This is unconditioned because without teaching the dog, it automatically responds by salivating.

6 0
3 years ago
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