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vesna_86 [32]
3 years ago
8

Please answer !!!! Need now !

Biology
1 answer:
Ksju [112]3 years ago
5 0
Number 39) is Keratin. and 40) is either c or d im not quite sure sorry
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what are the responsibilities of the region of the brain highlighted below? a. regulating homeostasis, hunger and eating, thirst
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The correct answer for the question above is letter c. It is the part where controlling voluntary body movements, processing information from sense organs, thoughts, and learning abilities. It is the<span> responsibilities of the region of the brain highlighted in the image.</span>

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3 years ago
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The digestive process involves two main types of digestion. Identify each type and explain how each works to break down food. In
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<em>Digestive Processes The processes of digestion include six activities: ingestion, propulsion, mechanical or physical digestion, chemical digestion, absorption, and defecation. The first of these processes, ingestion, refers to the entry of food into the alimentary canal through the mouth.</em>

Explanation: :)

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2 years ago
I’m order to increase thermal energy the temperature must
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3 years ago
Which of the following are true of epigenetic changes?
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all of the above

Explanation:

Epigenetic alterations are modifications of the genome transmitted during cell division, which do not involve changes in the DNA sequence, are hereditary and are capable of modifying gene expression. In addition, they are temporary modifications that allow DNA to be transcribed and have the ability to move histones to open or close a chromosomal region. There are three main mechanisms of epigenetic alterations: DNA methylation, histone modifications and genomic imprinting.

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3 years ago
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In this activity, you’ll research a threatened ecosystem, the factors that are contributing to its decline in biodiversity, and
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forest ecosystem is whereby the organism live together and interact with each other and their environment. The biodiversity in this ecosystem is reducing due to the following factors:

1. deforestation: if most of the trees in the forest are been cut down without replacement it will affect the animal living there. especially herbivores, they feed on this plant and use it as a hideout.

2. bush burning: if the bush is burnt it may lead the animals to ran away for there safety and some may die of hunger, and some trees and plants may also become weak and die therefore reducing food for other animals.

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possible solution to this

1. Avoid deforestation, and bush and plant more trees.

2. the government can also make laws concerning deforestation, bush burning, burning of fosil fuels and tires to avoid climate change.

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