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Gwar [14]
3 years ago
11

All animals don't have red blood because they are

Biology
1 answer:
EastWind [94]3 years ago
6 0

Answer:

The reason our blood is read is because we have iron in our blood. (Also our blood cells are red)

I think your answer is D. Red blood cells

Explanation:

Most animals do have iron in their blood so their blood is red.

But... Octopuses (yes that is the write way to say it) have copper in their blood so their blood is actually blue.

The more you know...

Hope this helped! :)

Brainliest?

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natita [175]

Answer:

Gated ion-channels

Explanation:

These ion channels are protein molecules that act as a passageway which span across the cell membrane allowing the movement of ions from one side of the membrane to the other. They possess the ability to open and close in response to either chemical or mechanical signals.They possess a fluidic pore, which becomes available to ions after a conformational change in the protein structure has been activated causing the ion channel to open.  Based on the stimulus to which they respond, ion channels are divided into three groups: voltage-gated, ligand-gated and mechano-sensitive ion channels. Channels responding to electrical (voltage-dependent ion channels), mechanical, or chemical (ligand-gated ion channels) stimuli open and allow rapid ion movement into or out of the cell, and this movement creates an electrical signals.

7 0
3 years ago
. Rain washing away soil from a hillside is an example of.... *
jeyben [28]

Answer:

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rain moving soil is the earths crust slipping, also known as erosion

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3 years ago
Why are coastal wetlands important and what are the sources of pollution that affects them?
vaieri [72.5K]
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4 years ago
What do you call a star that is fusing hydrogen into helium versus one that is fusing other elements?
laila [671]

Answer:

Fusion powers stars and produces virtually all elements in a process called nucleosynthesis. The Sun is a main-sequence star, and, as such, generates its energy by nuclear fusion of hydrogen nuclei into helium.

Explanation:

Hope thus was helpful, Have a Great day!!

5 0
3 years ago
Photosynthesis requires a supply of CO2 as well as H2 O and sunlight. How do plants obtain these resources? (Hint: refer to plan
Triss [41]

Answer:

CO2 is supplied by mammals and other living animals exhaling, producing CO2 this is absorbed through their leaves, and stems

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Explanation:

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3 years ago
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