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Ber [7]
2 years ago
3

Why can eukaryotes be considered "combination" organisms?A) They eventually developed flagella.B)Some of their genes and cellula

r characteristics were derived from archaea, and others frombacteria.C) Their diversity outnumbers prokaryotes by over 1 million species.
D) They eventually developed cellulose plates
Biology
1 answer:
Shtirlitz [24]2 years ago
5 0

Answer:

.B)Some of their genes and cellular characteristics were derived from archaea, and others frombacteria.

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Three complex carbohydrates, the subunits of glucose are bonded together differently. Because they have different structures, th
MrRissso [65]
D because they have the same materials but different structure which mean different functions
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2 years ago
Which of the following is changed in a reaction by the action of an enzyme?
andrey2020 [161]
Well during an enzyme catalyzed reaction the enzyme bonds with a specific substrate at the active site. This is called an enzyme-substrate complex. The substrate is converted into a specific product, but the enzyme remains unchanged. Enzymes accelerate reactions by factors of at least a million.Enzymes are not used up in a chemical reaction. Usually, the enzyme will "reset" and be ready to use in another reaction. This is due to the fact that enzymes are proteins, and their shape is what they use in a chemical reaction. Initially, the enzyme has a particular shape. Something happens to the enzyme (usually a shape change, called a conformation change, brought on by the presence of two or more chemical reactants), and the enzyme catalyzes the reaction. After the reaction is catalyzed, the product is released, and the enzyme can "relax." This means it goes back to its normal shape, ready to do it all over again



Hope it helps
4 0
2 years ago
Fill in the blanks:1. A joints that is only slightly moveable is classified as a(n) ___________ joint. 2. The elbow is an exampl
expeople1 [14]

Answer:

1. Cartilaginous joints

2. Freely movable (Synovial) joints

3. Temporomandibular joint

4. Arthritis

5. Synchondrosis

Explanation:

1. Cartilaginous joints are those who permits some movements but provide less stability that immovable joint, these joints are slightly movable.

2. Freely movable joints are synovial joints. These joints have a joint cavity between connecting bones, and allow for greater mobility. However, they are less stable than fibrous and cartilaginous joints. For example: elbow.

3. Temporomandibular joint is a like a hinge and a ball and socket joint at the same time. It is a simple hinge that permits to chew.

4. Arthritis is a term that describes inflammation in joints. Some of them include: rheumotaoid arthritis, psoriatic arthritis, etc.

5. Synchondrosis is a joint in which the articulating surfaces are close together but are bound by a hyaline cartilage, which can converts to either bone o fibrocartilage.

6 0
2 years ago
In a phospholipid bilayer, the __________.a. phosphate groups are hydrophobic. b. fatty acid tails are ionized. c. fatty acid ta
den301095 [7]

Answer:

Option-E

Explanation:

The phospholipid bilayer is the layer which forms the outer membrane of the cell.

The phospholipid layer is amphipathic as it contains both the hydrophilic and hydrophobic portions.

The phospholipid is composed of the glycerol attached to phosphate groups which form head or hydrophilic region and the 3 fatty acid tails which form the hydrophobic portion.

The head or hydrophilic portion is arranged in the layer facing the outer external portions and the inside of the cytoplasm as the lipid layer exist in the bilayer.

Thus, Option-E is correct.

4 0
2 years ago
In which way will energy be used after it leaves the mitochondrion during cellular respiration? repairing parts of damaged tissu
olga55 [171]
A is the answer, cellular respirations main function is the repair of cells
7 0
2 years ago
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