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Ratling [72]
3 years ago
5

What is the group number of the most nonmetallic group that contains metalloids?

Biology
1 answer:
Butoxors [25]3 years ago
8 0
Group 7A, the Halogens contain metalloids such as Astatine.
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Which cannot take place during a chemical reaction?
Mademuasel [1]

Answer:

Formation of new atoms

Explanation:

Matter cannot be created nor destroyed, but can be turned into different forms (energy). When this happens, it is referred to as a nuclear reaction.

Chemical reactions only involve the electrons surrounding an atom and the atoms around it.

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Some birds are known as honey guides because they may be followed by humans to wild beehives. When the humans take honey from th
zloy xaker [14]

Answer:mutualism

Explanation:

In a mutualistic relation,both organisms involved benefit from the activities of each other. The benefits may be nourishment,shelter, protection etc.

In the above example,the birds are known to guide humans by responding to specific calls made by the human. They guide humans to beehives and then in return gets to feed on left over honey. Both the bird and human benefits by getting nourishment.

Mutualism is unlike parasitism where one of the organism involved benefits and the other organisms Is most likely harmed. It is also not commensalism, where one organism benefits and the other neither benefits nor is harmed

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3 years ago
Most modern forms of transportation are powered by fossil fuels. Carbon dioxide, methane, carbon monoxide, and other gases are r
attashe74 [19]
The correct answer is the last option.

The first option (unable to cause climate change) is incorrect because these gases do effect the atmospheric temperatures by increasing them.
The second option is incorrect because while these gases do cause more water vapor to condense, they result in acid rain (not wetter climates). 
7 0
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10 Direction: Directional Lock* U = UP, D = DOWN, L = LEFT, R = RIGHT (ALL CAPS, NO SPACES )
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yes its correct, just add LEFT:Y

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4 0
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What is DNA replication? Highlight your answer.
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C

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