The earth is surrounded by <em>a layer of</em> gases called the <em>atmosphere</em>. The atmosphere is very <em>important </em>to life on <em>Earth</em> and does many <em>things</em> to help protect life and help<em> life </em>to survive.
The atmosphere absorbs the <em>heat</em> from the <em>Sun </em>and keeps the heat <em>inside</em> the atmosphere helping the <em>Earth </em>to stay warm, called the <em>Greenhouse </em>Effect.
Answer:
cell wall and chloroplasts
Explanation:
its B!! :) cell wall in plant cells, cell membrane in animal cells.
D) Microplastics, rocks, and minerals.
Hope this helps!
<span>Tertiary</span> structure - three-dimentional structure of one polypetide chain.
Proteins are considered as for their conformation in four different stages:
Primary structure is referred solely to the sequence of amino acids<span> in the polypeptide chain.
</span>Secondary structure is the immediate basic folding of a protein and it can be α-helix and β-sheets.
Tertiary structure is the three-dimentional folding of a singles polypetide.
Quaternary structure is the thee-dimenional structure that results from the combination of two or more individual polypetides working as single protein.
Anxiety and guilt
<span>Ritualistic behavior seen in this disorder is aimed at controlling feelings of anxiety and guilt by maintaining an absolute set pattern of action. Although the person with an obsessive-compulsive disorder may be angry and hostile, the feelings of anger and hostility do not precipitate the rituals. Although the person with an obsessive-compulsive disorder may be embarrassed and ashamed by the ritual or feel hopeless and powerless to the ritual, the basic feelings precipitating the rituals are usually anxiety and guilt.</span>
