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3 years ago

For most ecosystems, the ultimate source of energy is _____.

Biology

2 answers:

hoa [83]3 years ago

8 0

The sun as producers benefit from that

kati45 [8]3 years ago

3 0

Answer:

The correct answer would be c. the sun.

The sun is the ultimate source of energy in any ecosystem.

The solar energy is converted into chemical energy with the help of autotrophs or producers through the process of photosynthesis.

The small portion of this energy is transferred to the next trophic level and by end of 3-4 trophic levels, the entire energy is lost as heat or cellular respiration.

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What evidence indicates that a chemical change took place when the iron and sulfur combined to form iron sulfide?

damaskus [11]

Answer:

<u>C-The change resulted in a new property.</u>

Explanation:

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3 years ago

A punnett square is a shorthand way to show the events that occur during _______________.

skelet666 [1.2K]

Cross breeding

hope it helps

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3 years ago

What are your thoughts concerning life on earth planets or moons somewhere in the universe explain your thoughts and back then w

luda_lava [24]

Answer: Omg I love stuff like this!!

Explanation:

I believe once we locate intelligent life out in the universe, we will have completely made “One Large Step For ManKind”. For example, a system near ours (I forgot the name) has 7 exoplanets that may contain life on them!! Exciting right?!!

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3 years ago

Tasting involves many different cell-signaling processes that ultimately generate nerve signals transduced by membrane depolariz

vovikov84 [41]

Answer:

B. Sodium ions directly enter the cells, indicating the signal is transduced by an ion channel.

D. Sweet utilizes the GPCR signaling pathway, activating phospholipase C.

Explanation:

The taste received by the taste buds is processed through different channels

a) The Sweet, bitter, and umami tastes are transduced by the GPCR (G-protein-coupled receptors) signaling pathway

b) Sour taste reaches the taste bud through the acidification of acid-sensitive membrane proteins with in the taste cell

c) The epithelial sodium channels in the renal tissues directly takes up the salty taste

Hence, option B and D are correct

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3 years ago

Last 3 questions!!!!!

sukhopar [10]

Answer:

1. C

2. D

3. B

Explanation:

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3 years ago