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arsen [322]
3 years ago
6

What is a "True Mineral"?

Biology
1 answer:
Tatiana [17]3 years ago
7 0

Answer: Minerals range in composition from pure elements and simple salts to very complex silicates with thousands of known forms. The study of minerals is called mineralogy. To be classified as a "true" mineral, a substance must be a solid and have a crystal structure.

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Why does blood pressure in both arms differ
Alika [10]

Explanation:

Generally, a small difference in blood pressure readings between arms isn't a health concern. However, a difference of more than 10 millimeters of mercury (mm Hg) for either your top number (systolic pressure) or bottom number (diastolic) may be a sign of blocked arteries in the arms, diabetes or other health problem

.A significant difference in the pressure recorded in the right and left arms can signal circulatory problems that may lead to stroke, peripheral artery disease, or other cardiovascular problems.

7 0
3 years ago
Matching
daser333 [38]

Answer:

1. bulbs - Onions and garlic reproduce using these

2. corms = Gladiolus and freesia plants have these special stems...

3. Rhizomes - Banana trees and bamboo have these horizontal...

4. Stolons - strawberry plants and Bermuda grass...

5. Tubers - Fleshy, enlarged stems like the potato

Explanation:

Bulbs are made up of layers and layers of modified leaves called scales. These scales provide the nutrition for the growing plant. They have roots at the bottom that anchor the plant.

Corms are similar to the bulb but they are more solid and do not have scales. They are kind of round but with a flat top. As the leaves of the plant grow, the corm shrinks until it is gone. New corm grow from the buds that grow out of the original corm.

Rhizomes are underground stems. They are fleshy and they grow horizontally. Eyes or buds grow around the rhizomes sometimes on the side or on top. Other examples would be irises and ginger.

Stolons are also known as runners. They creep or grow horizontally. They usually grow on the surface, but can also grow underground, just below the surface. These roots grow nodes where each node grows roots which become new plants.

Tubers are fat and round and do not grow horizontally. Instead, they stem out of the eyes and each shoot can become a new plant. You can cut them into pieces to propogate them, as long as there is at least one eye on the replanted piece.

4 0
4 years ago
What will happen if you introduce a new producer into a food web
IrinaVladis [17]

The food chain will be disturbed

8 0
3 years ago
Organisms are made up of one or more _____.
8090 [49]
Cells I suppose :) there are unicellular and multicellular organisms
8 0
3 years ago
Read 2 more answers
A plant with narrow leaves and shallow roots would probably be found in the desert, where there is not a lot of water. Narrow le
Leto [7]

Answer:

No.

Explanation:

The characteristic of narrow leaves is present in desert plants but shallow roots are not present because water is not available in the upper layer of soil due to faster leaching of water. Desert plants have deep root system which helps them to extract water from the deep layers of soil. Narrow leaves prevent transpiration of water from the plant body which helps the plant to store more water inside its body and remain turgor.

4 0
3 years ago
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