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Brrunno [24]
3 years ago
13

Help Which are characteristics of life?

Biology
1 answer:
topjm [15]3 years ago
5 0

Answer:

All living organisms share several key characteristics or functions: order, sensitivity or response to the environment, reproduction, growth and development, regulation, homeostasis, and energy processing. When viewed together, these characteristics serve to define life.

Explanation:

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What would increase the mass of the Helium atom, without changing its identity?
Effectus [21]
A because protons make the atom the element it is and the molar mass is made up by the neutrons and protons. The protons must stay the same to keep the same element and electrons hardly have mass so A
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2 years ago
A natural disaster caused a piece of land to break away from the mainland.
Viktor [21]

Answer:

<em>The correct options are :</em>

<em>A)  The biodiversity will decrease because there are fewer species on the newly formed island. </em>

<em>D) The species on the island will likely have lower genetic diversity than the species on the mainland.</em>

Explanation:

When a larger population is broken down and a smaller population is formed, the genetic diversity in the smaller population will be lower as it has fewer species. As a result, options for genetic variations will be lesser. Hence, the landmass which drifted away will have lower biodiversity than the mainland. There will be more number of species on the mainland hence the genetic diversity will be more there.

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3 years ago
Which type of cell-surface receptor undergoes changes in phosphorylation in response to binding of its ligand?A)G protein–couple
maks197457 [2]

Answer:

Letter A. G-protein coupled receptor

Explanation:

G protein-coupled receptors are a large protein family of transmembrane receptors that pick up extracellular signals and activate signal transduction pathways within the cell. They start this transduction through a chain of events triggered by phosphorylation.

In this question, we may be confused by the options that involve protein kinase, but we have to consider only cell surface receptors, as the request in question.

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3 years ago
How dense is Saturn?
Vikentia [17]
It's density is lower than water.
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3 years ago
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This is an adaptation which helps plants retain water in dry ecosystems.
ANTONII [103]

Answer:

Xeromorphic adaptation is a type of adaptation which helps the plant body to retain water in dry environments.

Explanation:

Xeromorphytes are those plants having Xeromorphic adaptation. These plants adapt certain characteristics which enable them to store more water and lose less water. They have wax and hairs on their skin which reduces the transpiration process so they are able to survive in dry ecosystems of desert. They also have deep roots which absorbs water for it. For example, cactus plants.

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3 years ago
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