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quester [9]
3 years ago
14

What are the five major extensions that have dramatically influence the diversity of life on earth

Biology
1 answer:
Otrada [13]3 years ago
6 0

End Ordovician

Late Devonian

End Permian

End Triassic

End Cretaceous

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If a plant is considered “drought-resistant“ does it require more or less water to perform photosynthesis?
leonid [27]

Answer:

Less water.

Explanation:

If the plant is "drought-resistant" then that should mean less water is required for the plant to perform photosynthesis.

6 0
2 years ago
Explain five ways in which goat production contribute to the economic development of your country​
Olegator [25]

Answer:

Sheep and goats are important livestock species in developing countries. Of the world's 1,614million sheep and 475 million goats, 65% and 95%, respectively, are located in developing countries. Fifty-three percent of the total small-ruminant population in the developing countries is found in Asia, particularly in India and Pakistan, 33% in Africa, and 14% in Latin America (FAO, 1984).

Goats are hardy and well-adapted to harsh climates. Due to their grazing habits and physiological characteristics, they are able to browse on plants that would normally not be eaten by other livestock species. Thus, the presence of goats in mixed species grazing systems can lead to a more efficient use of the natural resource base and add flexibility to the management of livestock. This last characteristic is especially desirable in fragile environments.

Sheep and goats contribute to a broad range of production systems. The most common system throughout the developing countries involve either the extensive system with large herds and/or flocks grazing on arid and semi-arid rangelands or the intensive system with smaller herds and/or flocks kept in confinement, mostly in the humid tropics.

4 0
2 years ago
The pathway of energy transfer through various stages as a result of the feeding patterns of a series of organisms is called the
ch4aika [34]
This might help: 
https://quizlet.com/1965478/environmental-health-test-1-flash-cards/ 
7 0
3 years ago
If the DNA nucleotides read 3'-ATG-CGT-GAC-5', the amino acid sequence of the resulting polypeptide
Marat540 [252]

Answer:

5’ – TAC-GCA-CTG-3’

Explanation:

As per the Chargaff’s complementary base pairing rule purine always pairs with a pyrimidine.  

Purines include adenine (A) and cytosine (C)

Pyrimidine include thymine (T) and guanine (G)

Thus an A always pair with T and C always pair with G

Thus, the resulting poly peptide for the given amino acid sequence is  

3'-ATG-CGT-GAC-5'

5’ – TAC-GCA-CTG-3’

4 0
3 years ago
Vertebrates developed about 550 million years ago. the oldest vertebrate fossils are those of _____ with no jaws.
jarptica [38.1K]
Vertebrates developed about 550 million years ago. The oldest vertebrate fossils are those of FISH with no jaws. These e<span>arly jawless fish did not have paired fins and their bodies were covered with heavy, bony scaled, but their skeletons were made of cartilage. For the next 50 million years, they were the only vertebrates.</span>
3 0
3 years ago
Read 2 more answers
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