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Inessa05 [86]
2 years ago
9

Explain the effect of activity on a heart rate​

Biology
2 answers:
WITCHER [35]2 years ago
5 0

Answer:

Pretty much the more activity you do, or the more intense it is, the faster your heartrate will be. Your heart needs blood, and when you're exercising the blood is pumping through your body faster.

Explanation:

Leni [432]2 years ago
3 0

Answer: Exercise causes the heart to pump blood into the circulation more efficiently as a result of more forceful and efficient myocardial contractions, increased perfusion of tissues and organs with blood, and increased oxygen delivery. Aerobic exercise trains the heart to become more efficient.

Explanation:

PLEASE MARK ME AS BRAINLIEST

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The University of California Cooperative Extension and the county of Humboldt did a study, and estimated that in order to produc
IrinaK [193]

Answer:

For the production of food for animals.

Explanation:

365,000 acres of land were needed for the production of feed for animals in order to produce beef. Feed such as grasses, berseem, shaftal and maize etc are given to animals because these plants has high protein content which is necessary for the production of meat in animals. If proper feed is not provided to animals so they becomes weak and low in meat which will not fulfill the beef need of a country so proper feed is necessary for the production of high amount of beef.

6 0
3 years ago
Which is required for sexual reproduction
Olegator [25]

Answer:

meiosis

Explanation:

meiosis is used to produce gametes for sexual reproduction

5 0
2 years ago
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3.4 Highlight why it is important to evaluate impact assessment studies before any
Ivahew [28]

Answer:

EIA is a tool that ensures the protection and conservation of the environment and natural resources and ensures a sustainable economic development for any project under construction. ... EIA studies the effect of the surrounding environment on the project as well as the effect of the project on the surrounding environment.

hope it helps

7 0
3 years ago
Which best describes the dorsal nerve cord? a thick grouping of nerves that runs down the back of the embryo a group of intercon
kumpel [21]

Answer

A thick grouping of nerves that run down the back of the embryo

Explanation

The dorsal nerve cord is special embryonic characteristic of the ganglia. It is a hollow dorsal cord that is composed of a section of the exfoliated coagulant that forms a hollow tube unlike solid abdominal tubes in other animal species. It is located in the vertebrae of vertebrates.


8 0
3 years ago
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"a type of speciation that involves the development of several species, each adapted to a specific enviornment, is called"
Masteriza [31]

The correct answer is adaptive radiation.

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4 0
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