Graded Assignment

Unit Assessment, Part 2: Molecular Genetics

Complete this teacher-scored portion of the assessment and submit it to your teacher.

Total score: ____ of 15 points

(Score for Question 1: ___ of 5 points) 

1. One of the central themes in biology is how DNA, RNA, and proteins are related. Describe how genetic information flows between those types of molecules. Include the results of the processes of transcription and translation.

Answer:

Type your answer here.

(Score for Question 2: ___ of 5 points)

2. DNA remains in the nucleus. mRNA can travel in and out of the nucleus. Explain how the function of DNA and mRNA differs.

Answer:

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(Score for Question 3: ___ of 5 points)

3. When scientists refer to the DNA to RNA to proteins pathway, the RNA part really represents three different types of RNA: messenger RNA (mRNA), transfer RNA (tRNA), and ribosomal RNA (rRNA). How is each type of RNA important to protein production?

Answer:

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Unit Assessment, Part 2: The Chemistry of Life Complete this teacher-scored portion of the assessment and submit it to your teacher.

Question 1:

1. Explain how the structure of a cellulose molecule relates to the molecule's function.

Answer:

Question 2:

2. Explain how a change in the sequence of nucleotides in a strand of DNA might cause a protein to malfunction.

Answer:

Question 3:

3. How does ATP provide energy to your body?

Answer:

Gene map

Now you are ready to figure out the order of the genes for beak color, tail-feather length, and feather color on the chromosome and build a genetic map.

(Score for Question 1: Click or tap here to enter text. of 2 points)

1. List the distances between each pair of genes:

beak color and tail-feather length:

beak color and feather color:

tail-feather length and feather color:

Answer:

Type your answer here.

(Score for Question 2: Click or tap here to enter text. of 2 points)

2. Which two alleles are the farthest apart?

Answer:

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(Score for Question 3: Click or tap here to enter text. of 2 points)

3. Which two alleles are the closest together?

Answer:

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(Score for Question 4: Click or tap here to enter text. of 2 points)

4. True or False: The diagram shows the correct genetic map for these three alleles on one chromosome.

Answer:

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