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zheka24 [161]
3 years ago
14

In researching the structure of DNA, Erwin Chargaff found the amount of adenine always equaled the amount of which other base?

Biology
1 answer:
Dominik [7]3 years ago
5 0
The Correct Answer Is Thymine 
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Hypothesis:
AleksandrR [38]

Answer:

Objective(s):

In your own words, what was the purpose of this lab?

In this lab report, the purpose is that hamsters carry traits fro parents.

Hypothesis:

In this section, please include the if/then statements you developed during your lab activity. These statements reflect your predicted outcomes for the experiment.

Test One: If I breed a short fur, FF female with a short fur, Ff male, then I will expect to see (all short fur; some short and some long fur; all long fur) offspring.

All short fur

Test Two: If I breed a short fur, Ff female with a short fur, Ff male, then I will expect to see (all short fur; some short and some long fur; all long fur) offspring.

Some short and some long

Test Three: If I breed a long fur, ff female with a long fur, ff male, then I will expect to see (all short fur; some short and some long fur; all long fur) offspring.

All long fur

Procedure:

The procedures are listed in your virtual lab. You do not need to repeat them here. Please be sure to identify the test variable (independent variable) and the outcome variable (dependent variable) for this investigation.

Remember, the test variable is what is changing in this investigation. The outcome variable is what you are measuring in this investigation.

Test variable (independent variable):
Outcome variable (dependent variable):

Data:

Record the data from each trial in the data chart below. Be sure to fill in the chart completely.

Test One

 

 

Parent 1: FF

Parent 2: Ff

 FF

 FF

 Ff

 Ff

Phenotype ratio:

____0____ :

 ___4_____

short fur :

 long fur

Test Two

 

 

Parent 1: Ff

Parent 2: Ff

 FF

 Ff

 Ff

 ff

Phenotype ratio:

1 :

 ____3____

short fur :

 long fur

Test Three

 

 

Parent 1: ff

Parent 2: ff

 ff

 ff

 ff

 ff

Phenotype ratio:

4 :

 ___0_____

short fur :

 long fur

Conclusion:

Your conclusion will include a summary of the lab results and an interpretation of the results. Please write in complete sentences.

1. Which genotype(s) and phenotype for fur length are dominant? FF

2. Which genotype(s) and phenotype for fur length are recessive? ff

3. If you have a hamster with short fur, what possible genotypes could the hamster have? It would probably be Ff or a ff

4. If you have a hamster with long fur, what possible genotypes could the hamster have? It would be Ff or an FF

5. Did your data support your hypotheses? Use evidence to support your answer for each test.

◦ Test One:? ◦ Test Two:?

◦ Test Three:?

6. Which hamsters are the parents of the mystery hamster? Include evidence to prove that they are the correct parents.?

4 0
3 years ago
What cause water to be a polar molecule
stich3 [128]
A water molecule, because of its shape, is a polar molecule. That is, it has one side that is positively charged and one side that is negatively charged. The molecule is made up of two hydrogen atoms and one oxygen atom. The bonds between the atoms are called covalent bonds, because the atoms share electrons.
6 0
3 years ago
Why do we have storage macromolecules, such as fats, in our bodies?
Reptile [31]

Answer:

Our bodies can break down these macromolecules to provide energy for  endergonic reactions in our bodies

3 0
3 years ago
What's the main term used to locate information on the alphabetic index recurring canker sore in the mouth
Tema [17]

Answer:

aphthous ulcers

Explanation:

I took a medical course so i know :D

PS: thank and nark me brainly plzzz

7 0
3 years ago
What is the prepositions phrases for chica the cat ran away from the dog
Mandarinka [93]
"From the dog" is the prepositional phrase since it begins with the preposition "from" followed by the noun phrase "the dog" .
5 0
3 years ago
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