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Andreas93 [3]
3 years ago
13

How old is the planet

Biology
1 answer:
Mumz [18]3 years ago
5 0

Answer: 4.543 billion years old

Explanation:

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An estuary is ___
emmainna [20.7K]

Answer:

<em>The correct option is d)  an ecotone</em>

Explanation:

An ecotone can be described as an area of transition between two different biomes. An estuary can be described as an ecotone where the river water meets the seawater. The freshwater biome mixes with the seawater biome in an estuary. Unique plants and animals are grown in an estuary which are adapted to live in such an environment. The water present in an estuary is termed as brackish water. Hence, the correct option is d.

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3 years ago
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Which of these answers best describes why antibiotic administration is inappropriate for most of the common upper respiratory tr
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It is inapropriate because the administration of too much antibiotic alters or destroy the functioning of the pancrea
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3 years ago
________ asserts that our genes set the boundaries within which we can operate
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<u><em>Chromosomes</em></u> asserts that our genes set the boundaries within which we can operate

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1. What are the organs of the digestive system?
jeyben [28]

Answer:

1. Esophagus or Oesophagus

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The solid organs of the digestive system are:

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8 0
3 years ago
DNA is copied in a process called:
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Answer: Transcription

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4 0
2 years ago
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