Answer:
espero que esto ayude :D
Explanation:
El corazón es el órgano clave del aparato circulatorio. La principal función de esta bomba muscular hueca es bombear sangre a todo el cuerpo.
Answer:
Explanation:
To calculate number of organism in the population can be calculated as thus.
20/100 = 0.2
Total population = 165 X 0.2 = 33
Biomass may contribute to global climate change because certain trophic levels produce greenhouse gases.
<h3>What are greenhouse gases?</h3>
Greenhouse gases are specific types of gases that can maintain heat (solar radiation) on Earth's surface and thus increase Earth's temperature.
The ruminant animals produce methane, which is an important greenhouse gas associated with the global climate.
In consequence, the sudden increase in animal husbandry due to human activities may also increase the effects of climate change.
Learn more about greenhouse gases here:
brainly.com/question/14507701
Answer:
<h3>The magnetic field is generated by electric currents due to the motion of convection currents of a mixture of molten iron and nickel in the Earth's outer core: these convection currents are caused by heat escaping from the core, a natural process called a geodynamo.</h3>
<span>The endocrine system produces hormones that regulate metabolism, tissue function, sexual function, etc. The reproductive system is used to create new life. The excretory system rids the body of waste, like pee.</span>
