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melisa1 [442]
3 years ago
12

The 30 trillion or so cells in your body require a continuous supply of oxygen and nutrients and an unending removal of waste ma

terials. the blood carries these materials in the body's circulation within a series of closed tubes, called
Biology
1 answer:
dimaraw [331]3 years ago
7 0
Sounds like Your cardiovascular system, the closed tubes must be your blood vessels, siencey  term: your Angio, which means blood vesels

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What is the general process in which molecules move from an area of higher concentration to an area of lower concentration?
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B.) Diffusion <span>is the general process in which molecules move from an area of higher concentration to an area of lower concentration

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Which statements best describe the role of glucagon and insulin in this scenario? Glucagon was secreted by his pancreas before h
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After he ate, glucagon from the cookies increased his blood sugar levels

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Which of the following describes the zone of saturation?
lisabon 2012 [21]

Answer:

when the pores are completely filled in the rocks and soil

Explanation:

The zone of saturation is part of the divisions of ground water systems. It is the zone in which the pore spaces within the rock are completely filled with water.

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Above the zone of saturation is the water table. The water table defines the upper layer of the zone of saturation above which the pore spaces are filled with gas or no water can be found.

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3 years ago
Prokaryotes whose cell walls do not contain peptidogly can
masya89 [10]

Answer:

Archaebacteria

Explanation:

Archaebacteria is a group of single-celled organism present on the earth which are thought to be descended from the ancient bacteria.

These bacteria can survive the extreme or harsh conditions present on the Earth-like in the hot springs.

The archaebacteria cell membrane is made up of ether-linked phospholipids which are ester-linked in Eubacteria and eukaryotes.  The sugar present in the archaebacteria is very similar to peptidoglycan in composition but it is not peptidoglycan.

Thus, Archaebacteria is the correct answer.

4 0
3 years ago
Why is Florida’s Python Hunt important to the Everglades?a. The tourists will help the economy.b. Florida has outlawed alligator
r-ruslan [8.4K]

Answer:

The answer is C

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Pythons as an Invasive native Species.

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