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Nonamiya [84]
3 years ago
9

Running is an activity that causes the cells in the muscular system to use oxygen at a faster rate. which system responds by del

ivering more oxygen to these cells
Biology
1 answer:
Leno4ka [110]3 years ago
6 0
<span>The system that responds by delivering more oxygen to these cells is the circulatory system. The circulatory system, often referred to as the cardiovascular system, allows blood to circulate throughout the body to transport important nutrients to the body.</span>
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An important challenge to traditional (pre-1860) ideas about species was the observation that seemingly dissimilar organisms, su
choli [55]

Answer:

these seemingly dissimilar organisms might have evolved from a distant

Explanation:

Evolution deals with history of organism survival on Earth.

The evolutionary biologists makes use of fossils as proves to give light to having a clear view of how species survived in past times.

Before the theory of natural selection by Charles Darwin, Evolutionary Biologists were filled with questions about why the type of skeletal structural specimens collected were equal and different in dissimilar organisms as it does not exhibit the links seen between these species.

The theory of evolution proposed the mechanism of divergent evolution as a solution to these questions.

Therefore, we conclude that "these seemingly dissimilar organisms might have evolved from a distant" is the right answer.

5 0
3 years ago
Please help me answer at least one?<br>​
LenKa [72]

Answer:

1. Explain why predators need to eat more than primary consumers.  

Explanation:

Predators need to eat more than primary consumers because in the trophic pyramid, primary consumers are at the bottom which means they receive the most energy because they eat the plants. As the pyramid goes on upwards, energy is lost each time, so that means by the time it reaches the top of the pyramid their is only about 0.1% of the energy we started with when the primary consumers ate the producers. Meaning, the predators need to eat more than the primary consumers because although the predators eat more than the primary consumers, they still at the end of the day get the same amount of energy just one eats more than another.  

8 0
2 years ago
When clotting factors in the plasma are activated to form a blood? clot, the fluid portion of plasma that remains is known as? _
denis-greek [22]

Answer:

When clotting factors in the plasma are activated to form a blood clot, the fluid portion of plasma that remains is known as <u>serum.</u>

Explanation:

The liquid part of blood is known as the plasma. it makes about 90 per cent of the blood and comprises of antibodies and the clotting factors.

If the clotting factors or the fibrinogens are removed from the plasma, then the fluid that remains is termed as serum. The blood serum contains useful proteins like the albumin and antibodies. The serum is the part of the blood that is mostly used for the diagnostic tests.

6 0
3 years ago
Because she is so active, cardiovascular fitness is important to Vicky. She learns that hemoglobin is an important globular prot
vaieri [72.5K]

The answer is Iron, this is the important mineral that she needs to obtain as this will help her in her ways to cardiovascular fitness as this mineral helps the hemoglobin to build in her body and for her t be able to get enough nutrients.

5 0
4 years ago
Read 2 more answers
Does the appearance (how they look) suggest common ancestry between the minnow and the cave fish?
ch4aika [34]
No, because two creatures with similar niches can evolve similar traits and appearances despite not having a common ancestor.
3 0
3 years ago
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