Unit 2 Biochemistry Replacement Test: Fall 2022
This is the replacement test for Unit 2, Biochemistry.  Please answer all the questions.  Note that the expectation is that you will try your best to respond to all questions, including Open Response.  If you do not attempt a response to the essay questions you may receive a temporary zero until you contact your teacher.  

Once you have submitted this replacement test you MUST
1) Open the Unit 2 test in Connexus,
2) Start assessment for the test,
3) Choose a random answer to the first question on the test,
4) Scroll down and click finish,
5) Click continue when asked if you want to submit the test even though you are leaving answers blank.  You are NOT graded on the Connexus test so it will not matter that answers are blank.

NOTE: the email address you provide on this form is the email address where you will receive your test results and feedback.

Call or webmail your teacher if you have questions
Last name *
First name *
Who is your Biology A teacher? *
__________ is the element of life. Because of its bonding ability with many elements to form millions of different large and complex structures. *
1 point
Match the monomer to the correct polymer (macromolecule) in other words match the building blocks to the correct biomolecule. *
4 points
protein
lipid
nucleic acid
carbohydrate
fatty acids and glycerol
monosaccaride
nucleotide
amino acid
Match the function to the correct macromolecule/ biomolecule. *
2 points
protein
lipid
nucleic acid
carbohydrate
long term energy storage
short term energy source
Observe the fatty acid below: Fatty acid can be found in which Biological category? *
1 point
Captionless Image
When carbohydrates are broken down, Glucose is often produced. Glucose contains the elements carbon, hydrogen, and oxygen. Glucose is which type of compound? *
1 point
In your saliva, there is an protein known as salivary amylase. Salivary amylase breaks down amylose and amylopectin into smaller chains of glucose, called dextrins and maltose. Salivary amylase is an example of which of the following? *
1 point
The human body contains diverse types of bacteria. Scientists estimate that the average healthy adult human body is home to at least 10,000 species of bacteria. In fact, there are about 10 times more bacterial cells than human cells in the human body. Many bacterial populations are important to the normal functioning of human body systems. For example, some bacteria in the digestive system produce substances the human body cannot produce. These substances help the body break down and absorb nutrients. However, bacteria that help the human body in one location can cause serious illness if introduced to a different part of the body. The table below includes information about two bacteria found in the human body.   Which of the following describes one way B. thetaiotaomicron helps in digestion? *
1 point
Captionless Image
Which of the following best describes how enzymes affect chemical reactions? *
1 point
The four main types of biomolecules are carbohydrates, nucleic acid, proteins, and lipids.  They all contain the following atoms: *
1 point
Part of a nucleic acid molecule is shown below.  What is the building block of nucleic acid? *
1 point
Captionless Image
You all have hemoglobin, it is found in blood cells throughout your body. Hemoglobin is made of two pairs of different chains of  amino acids that is used to transport oxygen around the body. Which of the following best explains why hemoglobin is classified as a protein? *
1 point
Which equation best represents the conservation of matter? *
1 point
Which of the following sources are considered reliable when researching information? Choose all that apply. *
3 points
A biology textbook from 1920
An article in a scientific journal
A blog written by an anonymous author
governement websites like NIH.gov
An educational encyclopedia
An opinion colum in a magazine
Choose all that apply
Choose all that apply.
Choose all that apply!
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