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LUCKY_DIMON [66]
2 years ago
10

Which of the following is the most cost effective source of energy?

Biology
2 answers:
elena55 [62]2 years ago
8 0

Answer: Fossil Fuels

Explanation:

Doss [256]2 years ago
6 0

Answer:

wind

Explanation:

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bija089 [108]

Clean or green energy helps in releasing lesser air pollution and lesser carbon dioxide. That contributes in lowing down global warming and subsequent disasters like tsunami because of glacier melting , more unexpected climate changes like unexpected long-period storms, flood, typhoons,  etc.

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4 0
3 years ago
The first step a biologist takes when deciding how to study life is to _____.
Luda [366]
The first step the biologist needs to make an observation in which to create a hypothesis. 

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 Read more on Brainly - brainly.com/sf/question/1687984
4 0
3 years ago
How many units of information does each gene contain? A. 1 B. 10 C. 100 D. 1000
Andrej [43]

1000 units of information

7 0
3 years ago
What is eumelanin???
LenaWriter [7]

Answer:

A pigment containing melanin found in bird feathers

Explanation:

4 0
3 years ago
Atmospheric nitrogen has to be combined with other elements
Alecsey [184]

Nitrogen in gaseous amount is 78% which is present in atmosphere. It has to be combined with other elements, or fixed, in order to be used by plants. Lightning is one way fixation of atmospheric nitrogen because when lightning occurs, the extreme heat melts the nitrogen molecules bond, allowing nitrogen to combine with oxygen and form nitrogen oxides.

<h3>What is atmosphere?</h3>

An atmosphere is referred to a layers of gases which envelope a planet, and is held in place by the gravity of the planetary body.

By a series of microbial transformations nitrogen is made available to plants, which in turn ultimately sustain all animal life.

For more information regarding, atmospheric nitrogen, visit:

brainly.com/question/3374024

#SPJ4

4 0
2 years ago
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