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klemol [59]
3 years ago
10

Which observation proves that a cell is eukaryote

Biology
2 answers:
Vsevolod [243]3 years ago
6 0
A. It has organelles enclosed in membranes
rusak2 [61]3 years ago
6 0
The answer is A: it has organelles enclosed in membranes
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As temperature of this substance rises from 20*c to 50*c, the substance_____heat and its kinetic energy_____.
NikAS [45]

The answer would be:

A. Absorbs; Increases

This is why:

When a substance is heated, the molecules that makes that substance gain kinetic energy. This is because heat is energy and the substance ABSORBS it. When this happens, this causes the molecules to move faster which results in an INCREASE in kinetic energy. This would result to an increase in temperature of the substance.

5 0
3 years ago
What are three species that can be raised (farmed) to take pressure off ocean species?
Juli2301 [7.4K]

Answer:

Seaweeds, shrimps, salmon

Explanation:

The rapid increase in the human population day by day has led to the increased usage of marine plants and animals. Due to this, the population f some marine plants and animals is declining to threatening levels.

To overcome his problem, scientists have devised the method of mariculture. This technique involves raising aquatic plants and animals in artificial lakes or ponds containing salty water just like in the oceans.

Some of these plants and animals are:

  1. Sea weeds: People might think that they do not consume sea weeds but it is actually present in most of our daily use products like toothpaste, ice creams and even in some automobiles. Many people from the world consume sea weeds as food. Hence, they are being raised in maricultures.
  2. Shrimps: Shrimps are favourite sea food among many people belonging to different areas. Hence, there population is declining due to which they need to be raised artificially.
  3. Salmon: The salmon is a kind of fish common to almost every nation. Hence, to meet the demands of people they need to be produced in maricultures.
4 0
4 years ago
A. create a data table to compare and contrast the physical features of the three skeletons.
Natalija [7]

Comparing the physical features of the three types of skeletons

<u>Endoskeleton :</u>                                        

Less Flexible than cartilage    

<u>Exoskeleton :</u>

very rigid and hard    

<u>Hydrostatic skeletons  </u> :  

Less rigid and very flexible

<h3>Physical difference of the types of skeletons </h3>

The endoskeleton is the internal skeleton present in vertebrates in the form of bones which enables the movement of animals while supporting the organs of the body to remain in position. they are less flexible when compared to cartilage. Exoskeletons are outer skeletons which protect organisms and also enables them to move freely. They are very rigid and hard.

Hence we can conclude that the comparison between the types of skeletons are as listed above.

Learn more about the types of skeletons : brainly.com/question/8196488

#SPJ1

7 0
2 years ago
What shoes are enzymes folded into
Reptile [31]
Lock and Key forms “lock and key enzymes”
4 0
3 years ago
This pedigree supports the fact that the widow's peak is due to a dominant allele, because if it were due to a recessive allele
Vlada [557]

Answer:

all of the offspring would have a widow's peak

Explanation:

Due to technical problems, you will find the complete explanation in the attached files

Download pdf
8 0
3 years ago
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