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Alja [10]
3 years ago
14

What does an electrocardiogram measure?

Biology
2 answers:
Natalija [7]3 years ago
8 0
Answer is D.

The ECG picks up electrical activity (action potentials) in the heart.
elena-14-01-66 [18.8K]3 years ago
6 0
The electrocardiogram (ECG or EKG) is a diagonostic tool that is routinely used to assess the electrical and muscular functions of the heart. The heart is a two stage electrical pump and the hearts electrical activity can be measured by electrodes placed on the skin.
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Which biomolecule is the most diverse and has a variety of functions? *
ryzh [129]

Answer: Proteins

Explanation:

Proteins are one of the most plentiful naturally-grown molecules in living systems and possess the most distinctive extent of duties of all macromolecules. The purposes of proteins are highly distinct for 20, unlike chemically different amino acids that develop large chains, plus the amino acids can occur in any method. Proteins may be architectural, regulatory, contractile, or shielding; they may work in transportation, storage, or membranes; or they may be poisons or enzymes. An instance of the function of proteins: proteins can work as enzymes or hormones. Enzymes made by living cells are catalysts in biochemical reactions and are usually proteins.

4 0
3 years ago
A beaker of water is separated by a selectively permeable membrane that allows the passage of water but not ions. A solution of
postnew [5]

Answer:

osmosis

Explanation:

The process that was going is <u>osmosis</u>.

<em>Osmosis is the movement of water molecules from regions of high water potential to regions of low water potentials through a selectively permeable membrane.</em>

In this case, the membrane is only permeable to water movement and not ions and water molecules move from the side with pure water (which happens to have higher water potential) to the side with 4% sodium chloride until equilibrium in water potential is established between the two sides.

3 0
2 years ago
How many chromosomes does each new cell contain after mitosis if the original cell had 52 original cell chromosomes?
quester [9]
If the original cell had 52 chromosomes then the two daughter cells produced would be identical, both with 52 chromosomes
5 0
3 years ago
Read 2 more answers
____________ is an entity set that contains the commonly shared characteristics of it entities or subtypes. It includes characte
solniwko [45]

Answer:

A supertype entity

Explanation:

A supertype is a form of entity which has one or even more subgroups to relate to. A subtype is an entity type sub-group of entities that is relevant to the organisation and shares similar characteristics or relations which are different from certain sub-groups.

The entity supertype is a different form of entity type which has relationship with one or even more subtypes and includes subtypes '  of specific attributes.

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3 years ago
Most tornadoes carry wind speeds in the range of _______ km per hour.
Alex73 [517]
The wind speed is C. 105 to 177mph
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3 years ago
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