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Tatiana [17]
3 years ago
15

Why is conservation necessary

Biology
2 answers:
Nostrana [21]3 years ago
8 0
Humans are social animals so conversation is necessary to keep a human away being lonely which can lead to compression then death
liq [111]3 years ago
3 0
Conservation<span>, mitigates or reverses the negative effects of human activity. Environmental pollution, species extinction and global climate change are all in part results of human mismanagement of the Earth's resources and so on.</span>
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Pavlov's dog stopped salivating to the tone when the food was no longer paired with the tone. this is an example of _____.
rodikova [14]
Pavlov's dog stopped salivating to the bell when the food was no longer paired with the bell. This is called:

extinction

7 0
3 years ago
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A specific atom of molybdenum has an atomic number of 42 and a mass number of 96. How many protons are in this atom of molybdenu
Masja [62]

Answer:

42

Explanation:

The mass number of an atom is equal to the number of protons plus the number of neutrons in a nucleus  

This atom Mo-96 has an atomic number of 42 and so has 42 protons in the atom.

7 0
3 years ago
How can DNA be useful in phylogeny? Question 14 options: A) DNA from every organism in a clade is sequenced to identify genetic
Delvig [45]

Answer:

The correct answer is - option B. DNA sequences from different species can be compared, giving us more information about their evolutionary relationships.

Explanation:

The study of the evolution of a species in a longer period of time and its evolutionary relation with other species is phylogeny. DNA is the basis of the molecular phylogeny of a species to find out the evolution of species.

Genetic mutations, a sequence of nucleotides, and other information of DNA helps in the establishment of divergence from common ancestry. By comparing the information it gives an idea about the evolutionary ancestry of two or more species.

8 0
3 years ago
I really need help with 6 thanks you
Vitek1552 [10]

Answer:

pancreas

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5 0
2 years ago
Who proposed the polynucleotide model stating that dna and rna were composed
BigorU [14]
Phoebus Levene was the one who proposed <span>the polynucleotide model stating that dna and rna were composed</span>
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