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pshichka [43]
3 years ago
6

What is the key to natural selection ?

Biology
2 answers:
balu736 [363]3 years ago
5 0
The top one should be right
ra1l [238]3 years ago
4 0

Answer:

Survival of the fittest?

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Which of the following statements is a principle of the cell theory that supports the idea that new cell will replace damaged ce
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That principle is that cells are derived from other cells.
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The F2 generation phenotypes resulting from the monohybrid cross of purebreds display a ratio of _____.
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In the sentence "The F2 generation phenotypes resulting from the monohybrid cross of purebreds display a ratio of _____" the word that correctly completes the sentence is 3:1. In the monohybrid cross of purebreds, F1 generation will consist of heterozygotes with dominant phenotype. When F1 generation cross, the F2 generation phenotypes will be as following: 3 dominant phenotypes (1 dominant homozygote and 2 heterozygotes) and 1 recessive phenotype (1 recessive homozygote).
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3 years ago
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What happens when a carnivorous plant grows in soil rich in nutrients?
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Answer:

that carnivorous plants will invest more energy in nutrient uptake from the soil and less energy in prey capture whenever possible.

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2 years ago
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C) A means of transport which is used for ploughing -​
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Answer:

Bullock cart

Explanation:

Bullock cart is an ancient means of transport which is still used in many places of world. Bullock cart is a two wheeled or four wheeled vehicle that is pulled by oxen.

Oxen are also used for ploughing. they carry plough in their back and the person directs the plough in the right direction.

Hence, the correct answer is "Bullock cart".

8 0
3 years ago
Insertion and deletion mutations are said to cause shifts in the reading gram of the mRNA. Substitution mutations do not cause t
PSYCHO15rus [73]

Explanation:

A frameshift mutation  is an insertion or deletion in a sequence of DNA which disrupts the way the code is read. It occurs when the codons undergo a disruption through the deletion or insertion of one or multiple nucleotides (given that the number removed or added are not multiples of 3) - this alters the open reading frame; the amino acids produced through translation simply occur in a different sequence.

Further Explanation:

During the process of cell division, spontaneous changes within the genome can arise. These mutations are errors occur when copies of the DNA within the cell are made; mutations may range from small changes called single nucleotide polymorphisms, to large scale deletions, and additions which span multiple genes. There are two types:

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Learn more about mutations at brainly.com/question/4602376

Learn more about DNA and RNA at brainly.com/question/2416343?source=aid8411316

#LearnWithBrainly  

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3 years ago
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