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shtirl [24]
3 years ago
15

Bre 3. What can you conclude about the effect of exercise on breathing rate? Why is this so?

Biology
1 answer:
Mamont248 [21]3 years ago
5 0

Answer:

When exercising your muscles need more oxygen. Therefore your heart needs to pump more blood (which carries oxygen) to your muscles.

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Ecologists use survivorship curves to visualize how the number of individuals in a population drops off with time. By plotting t
Flura [38]

Answer:

The wrong statement is C. <em>Individuals with Type Il survivorship exhibit high survivorship throughout </em>

their life cycle.

Explanation:

Different species have survival curves differently shaped. In general terms, there are three different survival curves.

  • Type I. Organisms do not tend to die when they are young or middle-aged, but they do when they are old. These species, in general, have a few descendants and parents provide much parental care to ensure their progeny survival. Typical of K selected species.
  • Type II. Organisms that have more or less the same probabilities of dying in each age interval. These organisms can also have a few descendants and they can provide significant parental care.
  • Type III. Only a few individuals survive their first period of life or their firsts years. However, the lucky ones to reach a certain age generally have a long life. These organisms have a lot of descendants at the same time, but they do not provide much parental care. Typical of r selected species.
6 0
4 years ago
8. Explain why ice stays at the top of oceans instead of sinking to the bottom. Also, explain
Bond [772]

Answer:Ice remains on the top of water due to its low density.

Explanation:

It minimises heat loss thus maintaining bearable temperatures in the water below

7 0
4 years ago
The primarily physical, biological drive to find and eat food, that is mostly regulated by internal cues to eating is called:.
steposvetlana [31]

Hunger is the physical, biological drive to find and eat food, that is mostly

regulated by internal cues to eating.

<h3>Effects of Hunger</h3>

The effects of hunger include the following

  • Malnutrition
  • Stunted growth
  • Low weight etc

Hunger needs to satisfied by getting food to eat as this helps in the growth

and development of organisms. In severe cases, death may occur which is

why food is very important for our survival.

Read more about Hunger here brainly.com/question/25745253

6 0
3 years ago
which of these should be reportable reasons to protect public health? a) Skin cancer b) Heart disease c) HIV d) Diabetes​
ddd [48]

Answer: c (HIV)

Explanation: Skin cancer, heart disease, and diabetes cannot be passed down unless it's hereditary though HIV being a sexually transmitted disease should be reported for that reason.

4 0
2 years ago
Blood is at it's highest pressure just when it leaves the heart. Why so?
aivan3 [116]

Answer: Contractility of the left ventricle myocardium ensures that blood will have enough force to reach the rest of the body.

Explanation: Frank Starling Law....Cardiac output=heart rate x stroke volume.

6 0
3 years ago
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