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4 years ago

Is it possible for an object's weight to change while it's mass remains constant? Explain.

Biology

2 answers:

sineoko [7]4 years ago

8 0

Answer:

yes consider metal only density changes

Explanation:

Alexus [3.1K]4 years ago

5 0

Answer: Yes

explanation:

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Which is composed of amino acids and determines all the structures and functions of organisms?

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Protein, the building blocks of proteins are amino acids, different sequences and combinations of these amino acids result in huge numbers of proteins which have a variety of functions.

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3 years ago

What are lymphocytes? stress hormones produced by the sympathetic nervous system. harmful agents such as chemicals and viruses t

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Lymphocytes are white blood cells that are part of the body's immune system

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The conifer phylum also contains the ______, an order that includes the genera Gnetum, Ephedra, and Welwitschia.

CaHeK987 [17]

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I'm joyous to help you today! :)

Answer:

The conifer phylum also contains the Gnetophyta (Gymnosperms), an order that includes the genera Gnetum, Ephedra, and Welwitschia.

Explanation:

That group includes 70 species across the three genera mentioned above, the difference between the Gnetophytas and other Gymnosperms plants is the presence of vessels, similar to the ones in the flowering plants.

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2 years ago

How could the cell membrane then be important for homeostasis

Masteriza [31]

Answer:

The cell membrane is an important factor for homeostasis to happen.

Explanation:

Because the cell membrane is a lipid bilayer that prevents that passage of water and ions. This allows cells to maintain a higher concentration of sodium ions out the outside of the cell.

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3 years ago

Food webs such as the one shown were first used in 1927 by the animal ecologist charles elton. the food web below represents the

Schach [20]

Answer:

Zooplankton

Explanation:

The correct answer here would be the zooplankton. (see the attached image)

Due to the important position of the Zooplankton in the food web, any change in the environment that removes them will cause the most instability in the ecosystem.

Five different organisms within the food web directly depend on the zooplankton for their food four of which have no any other option. Removal of zooplanktons from the environment will directly affect these organisms and this will throw the entire food web into disarray.

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3 years ago