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Debora [2.8K]
3 years ago
7

Choose three parts of the cell theory and describe how they apply to both unicellular and

Biology
1 answer:
sweet-ann [11.9K]3 years ago
5 0
All things are made of cells (both algae and daisies are made of cells)

All cells come from pre-existing cells (both bacteria and horse cells had cells that made their cells)

Cells are the smallest unit of life (nothing is smaller than cells not grass cells or fungi cells)
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Why are spiders considered to be an r selected species?
Alona [7]

Because they have so many children at once.

7 0
3 years ago
Which best describes a person's carbon footprint?
hoa [83]

A. The amount of carbon dioxide a person releases into the atmosphere

4 0
3 years ago
Compare and contrast serine proteases and aspartic proteases by completing the phrases. drag each answer to the appropriate blan
8_murik_8 [283]

Answer:

read the explanation.

Explanation:

Both are enzymes, both has active sites because they are enzymes. A difference is that serine proteases has serine aminoacids in it active site. The aspartic proteases has an activated water molecule bond to one or more aspartate aminoacid in its active site.

Serine proteases are two main kinds, chymotrypsin and subtilisin kind. Aspartic proteases are three main kinds, pepsin, cathepsin and renins.

Serine proteases are found either in eukaryotes and prokaryotes, meanwhile the aspartic proteases are found mainly in eukaryotes as molds and yeast but rarely in prokaryotes such as bacteria.

Hope this info is useful.

3 0
2 years ago
Which of the following nations is not a republic?
garik1379 [7]

Answer:

The United Kingdom.

Explanation:

A republic can be defined as a form of government that is typically being ruled by the people.

In a republic, the citizens of the country have the supreme power and as such they are saddled with the responsibility of voting to elect representatives who make laws, decisions and govern the country.

All of the following countries are a republic;

I. Egypt (Arab Republic of Egypt).

II. United States of America.

II. Russia (Russia Federation).

<em>However, the United Kingdom is a unitary nation that practice both parliamentary democracy and constitutional monarchy. The parliament of the United Kingdom comprises of two chambers and these are the House of Commons (lower chamber) and the House of Lords (upper chamber). </em>

6 0
2 years ago
A decreased ph coupled with a decreased plasma concentration of bicarbonate ion indicates that __________ is occurring and the _
stira [4]
A decreased pH coupled with a decreased plasma concentration of bicarbonate ion indicates that acidosis is occurring and the respiratory system will compensate for this change.  
<span>Acidosis (metabolic) is a state when increased acidity in the blood occurs and it usually refers when arterial pH falls below 7.35. Metabolic acidosis may result from increased production of metabolic acids (lactic, for example) and is characterized by low pH, low blood HCO3, and normal or low PaCO2. Metabolic acidosis is compensated with an increased exhalation of CO2 to reduce metabolic acid.</span>
6 0
3 years ago
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