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ElenaW [278]
2 years ago
11

The image shows two cups that are each placed upside down in a bowl with water. The bowl on the left has hot water and the bowl

on the right has cold water. Food coloring was also added to each bowl. experiment setup Before continuing, make a prediction. What do you think will happen when an effervescent tablet is placed in the water under each inverted glass? WILL GIVE BRAINLIEST IF ANSWERED CORRECTLY PLEASE

Biology
1 answer:
AURORKA [14]2 years ago
5 0
When you heat water, the water molecules begin to move around more quickly. They travel farther apart as they bounce off each other. A volume of hot water has fewer molecules and weighs slightly less than a volume of cold water because there is greater space between the molecules. As a result, heated water has a lower density than cold water. When you combine the two with the hot water on the bottom, the hot water rises to the top, mixing with the cold water and resulting in purple water.
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Help me please,thanks
Sergio [31]
Hot , dry weather is the answer
4 0
3 years ago
Discuss the order in which seed dispersal mechanisms could have evolved
sladkih [1.3K]

The fossil records of primitive plants show a variety of seed dispersal mechanisms that has been adopted by plants at various stages and how they have evolved. The most primitive of this seed dispersal mechanism is the Anemochory

Anemochory is the dispersal of seed through the wind. The seeds have wing like structures and are lightweight to be able to fly away with the wind. They are dull colored and are pale that will prevent the seed from being visible.

Hydrochory is the next order of evolution of the seed dispersal mechanism which became majorly adopted by plants that tend to grow near water sources and those whose seeds are too heavy to fly in the air. One of the best examples is the coconut that falls off on the sea water in the coastal areas and floats to other lands and sprouts to a new plant.

Barochory is the dispersal of the seed through gravity. This is the mechanism where the fruit falls off to the ground due to gravity and grows into a new plant.

Endozochory is the dispersal of the seed through animals. In this case the seed is usually covered with a fleshy edible part which is consumed by the animals and in this process the seed goes into the digestive system of the animal and is excreted in a different place from where the seed can sprout into a new plant.

Ballochory is the dispersal of the seed due to the forceful ejection of the seed by explosive dehiscence of the seed. This lets the plant to place its seeds in a distant area. One of the best examples is the Hura Crepitans which is also called the dynamite tree, named after its exploding fruits.

6 0
3 years ago
Read 2 more answers
Which is not true of gene expression?
MrRissso [65]

In simple terms, Gene expression can be stated as the process by which the heredity details in a gene sequence a be made into a functional gene.

<u>Explanation:</u>

  • The odd one for this question is probably would be "it occurs because of cellular signals within your body".
  • It explains how a cell functions. In Gene expression, the gene encodes the protein and the message from DNA to RNA gives the cell functions.
  • It is the specific combination of genes that are turned on or off. It can be stated as the process of turning off and turning on, it acts as a switch to on and off it is known as the gene expression or gene regulation.
  • It creates different DNA within each of your cell types. The unique design of gene expression results in unique and different combinations of proteins and makes each cell types.

3 0
4 years ago
Name and describe three ways in which populations can become isolated.
erica [24]

Answer:1. not enough natural ingredients like food and water, 2. the people your are surrounded in the environment, 3. the laws or rules that apply to living in gov./environment

Explanation:

1. maybe there aren't enough local stores in your area and you have to walk or drive miles just to get there, 2. maybe you have some connotation with people around you, or they themselves are setting good examples for you or your family, the community is too crowded, 3.maybe you want to leave a country because the system doesn't work for you, discrimination laws or a form of unfairness and mistreatment. maybe  too intrusive.

8 0
3 years ago
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Which statement best distinguishes plants and animals as they relate to amino acids? Plants can synthesize all twenty amino acid
Allushta [10]

Answer:

Plants can synthesize all twenty amino acids.

Explanation:

8 0
4 years ago
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