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givi [52]
3 years ago
12

What is evolution?

Biology
1 answer:
Alex73 [517]3 years ago
4 0

Answer:

A. A change in the gene pool over time

Explanation:

The evolution is the change in the gene pool over time. Therefore, the option (A) is the correct answer.

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An apple appears red because it red wavelengths.
alexdok [17]

A 'red' apple does not emit red light. Rather, it simply absorbs all the frequencies of visible light shining on it EXCEPT for a group of frequencies that is perceived as red, which are REFLECTED. An apple looks red to us because it REFLECTS infrared waves.

5 0
4 years ago
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In bones, a layer of osteoblasts and osteoclasts line the interior of the bone (this cellular layer covers all trabeculae, is ad
Westkost [7]

Answer:

Endosteum plays an important role in bone repair, bone remodelling and appositional bone growth.

Explanation:

Endosteum consists of a soft and thin connective tissue that lines the cavity of femur and humerus. Some of the major functions of endosteum are as follows:

Bone remodelling: Endosteum can stimulate the bone resorption that leads to the formation of new bone from the outside.

Bone repair: Hematoma, at the time of bone injury causes the division of endosteal cells and helps in bone repair.

Appositional bone growth: Endosteum that line the osteoblast cell can secrete bone matrix and increases the bone diameter.

8 0
3 years ago
Which is the name of the carbohydrate formed during photosynthesis ?
Tanzania [10]

Answer:

Glucose

Explanation:

Photosynthesis requires sunlight, carbon dioxide and water to produce glucose. This simple sugar is a carbohydrate that combines with other sugars to form the plant's structure and stores energy for future use. Hope it's useful!

6 0
3 years ago
IThese statements compare and contrast Ascomycota and Basidiomycota. I. Some species in both groups can cause plant diseases. II
amm1812

The correct answer is I and IV

In the Basidiomycetes, the spores are produced externally on the end of specialized club-shaped structure called basidia. Whereas, In ascomycetes, spores are produced internally, in the sac-like structure called an ascus.  Some members of ascomycetes cause plant diseases such as powdery mildew of grape (<em>Uncinula necator</em>), chestnut blight (<em>Cryphonectria parasitica</em>), and apple scab (<em>Venturia inequalis)</em>. Memers of basidiomyctes cause smut of corn (<em>Ustilago maydis</em>), brown root rot, and coffee rust.  

7 0
3 years ago
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If Tyler does not eat a diet that includes essential amino acids, his cells will not be able to build. . A.nucleic acids.. B.cer
Aleonysh [2.5K]
Answer: Certain proteins

Hope this helps!
Have a great day (:
5 0
4 years ago
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