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Butoxors [25]
3 years ago
14

Imagine you do a an experiment to find out how soil moisture affects seedling growth and you plant seeds in soils with 3 differe

nt moisture values. What is your independent variable?
*number of seeds
*soil moisture
*number of soil types
Biology
2 answers:
Goshia [24]3 years ago
7 0
The moisture in the soil.
emmainna [20.7K]3 years ago
6 0
I would think that it would be (number of soil types)
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List and explain the three parts of the Declaration of Independence
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The Declaration contained 3 sections: a general statement of natural rights theory and the purpose of government; a list of grievances against the British King; and the declaration of independence from England.

The Declaration of Independence is made up of five distinct parts: the introduction; the preamble; the body, which can be divided into two sections; and a conclusion.
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2 years ago
What is hepatitis c​
Mrrafil [7]

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Explanation:

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5 0
3 years ago
Read 2 more answers
Neither end of Earth’s axis is tilted toward or away from the sun.
kotykmax [81]
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3 0
2 years ago
A. review what happens in the process of natural selection?
hammer [34]
1. What happens in the process of natural selection;
<span>Natural selection is the process which organisms with variations most suited to their local environment survive and leave more offspring. Natural selection occurs in any situations in which more individuals are born than can survive (the struggle for existence), there is natural heritable variation (variation and adaptation), and there is variable fitness among individuals referred to as survival of the fittest.

2. Organisms with greater fitness generally leave more offspring than organisms that are less fit.
This is because </span><span>the organism is better adapted to their environment than the other organism. They can survive and reproduce more while individuals with characteristics that are not suited for their environment either die without reproducing or leave few offspring and are said to have low fitness.
</span>
3. Similarity and differences between natural selection and artificial selection; 
<span>In both artificial and natural selection, only certain individuals in a population produce new individuals. However;  in natural selection, the environment- not a farmer or animal breeder- influences fitness.</span>

4. Hutton's and Lyell's ideas are important to Darwin; 
This is due to the fact that they both <span>contributed to Darwin's theory, which implies that life has been on Earth for a very long time- enough time for all this descent with modification to occur. They stated that: Deep time gave enough time for natural selection to act. For evidence of descent with modification over long periods of time, Darwin pointed to the fossil records.

5. Evolutionary tree and what it implies about all species living and extinct
</span><span>Evolutionary tree or phylogenetic tree is a diagram that represents evolutionary relationship among organisms. The evolutionary trees show the diversity of life on the idea that species change over time. They imply how all organisms are related. 

6. Structure of the lion's teeth an adaptation to the lion
Adaptation involves heritable characteristic that increase an organism's ability to survive and reproduce in an environment. 
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3 0
2 years ago
A segment of a gene contains 27 nucleotides, none of which include stop or start codons. How many amino acids does this segment
blondinia [14]

If none of the nucleotides includes stop or start codons when a segment of a gene contains 27 nucleotides there will be 81 amino acids in this segment code.

Answer: Option B

<u>Explanation:</u>

Codon is a nucleotides within messenger RNA. A stop or start codon is a nucleotide triplet which signals protein termination. Start codons initiate to start translation while the stop codon initiates termination.

The genetic codes are the sequence for nucleotide that codes for amino acids. A segment containing 27 nucleotides multiplied by 3 gives 81 amino acids. Every nucleotide in an mRNA are read “three at a time”. Hence this segment codes for 81 amino acids.  

7 0
3 years ago
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