Biomolecules Homework Lesson

Complete the video guided lesson answering the questions as you go. THIS IS A GRADE AND YOU WILL HAVE A FOLLOWUP QUIZ IN CLASS.​

TEKS:

B.9(A) compare the functions of different types of biomolecules, including carbohydrates, lipids, proteins, and nucleic acids.​

​Biomolecules! HOMEWORK LESSON

Multiple Select

Select all that apply: Biomolecules are responsible for the following:

• Instructions

• Energy Storage

• Essential Sources of Energy

• Completely Useless

Multiple Select

Select All that apply: Which of the following are biomolecules?

• Carbohydrates

• Lipids

• Proteins

• Nucleic Acids

Multiple Select

William Prout was the first person conclude that all food fell into 3 catagories. Which 3 categories did he identify?

• Carbohydrates

• Lipids

• Proteins

• Nucleic Acids

Multiple Choice

What do carbohydrates provide?

• Energy

• Long term storage

• Functional molecules

• Instructions

Multiple Choice

Which MONOSACHARIDE is the most important building block coming straight from the sun's energy, per the video?

• Glucose

• Sucrose

• Fructose

Multiple Select

When Glucose and fructose are combined, what are the two ways they can be referred to?

• Glucose

• Sucrose

• Fructose

• Disaccharide

Multiple Choice

What is the term to refer to a long chain of carbohydrates?

• Monosaccharide

• Disaccharide

• Polysaccharide

Multiple Choice

How is long-long term energy stored in our body

• Carbohydrates

• Glycogen

• Cellulose

• Fat

Multiple Choice

What kinds of molecules do water not mix with?

• Polar

• Non-Polar

Multiple Choice

Lipids are what kind of molecule?

• Polar

• Non-Polar

Multiple Choice

What does "saturated" mean?

• Lots of oil

• Lots of carbon

• Lots of oxygen

• Lots of hydrogen

Multiple Choice

What is special about omega-3 fatty acids?

• They are easily synthesized by the body and contain 3 phosphate groups.

• They cannot be synthesized by the body and have a double bond at the #3 carbon.

• They are easily synthesized by the body and have a double bond at the #3 carbon.

• They cannot be synthesized by the body and contain 3 phosphate groups.

Multiple Choice

What is a molecule of two fatty acid chains and a phosphate group called?

• Phosphate lipid

• Phospholipid

• Lipid phosphate group

• Phosphofat

Multiple Choice

Based on the diagram and commentary of the phospholipid bilayer, what do you think the term "hydro-phobic" means?

• Water Loving

• Water fearing

Multiple Choice

...What do you think the term "hydro-philic" means?

• Water Loving

• Water fearing

Multiple Select

Which of the following are made of proteins?

• Enzymes

• Phospholipids

• Antibodies

• Polysaccharides

• Hormones

Multiple Choice

True or false: We can pull the nitrogen for amino acids from the air we breathe.

• True

• False

Multiple Select

Select all 4 of the molecular components found in protein's base monomer:

• Amino Group

• Carboxyl group (Acid)

• Carbohydrate

• Hydrogen

• "R" group

Multiple Choice

What is so special about the "R" group?

• It is an acid that allows the protein to do work.

• It is a hydrogen attached between the amino and carboxyl groups.

• It is hydrophobic.

• It is a "wild card" that can be any of 20 chemicals.

Audio Response

What did you learn from this video? You may want to write thoughts down before creating your recording. Talk about what the parts of the sandwich represent with regard to their biomolecules.

Open Audio Recorder