Biology, 20.09.2020 02:01 tbiles99

Purpose Time
Scenario
Explore the presence of nutrients in food using a laboratory experiment and deductive
reasoning
Approximately 45 minutes
Your blology teacher found an unknown food sample in the classroom, and there are
four suspects: students who have different foods for lunch.
Student
Macromolecule Present
Zack
Tofu
Protein
Nicole
Salad dressing
Lipid
Christian
Jelly sandwich
Monosaccharides
Abigail
Pasta
Polysaccharides
Food
Question
Hypothesis
For various reasons, your teacher strongly suspects Zack of leaving the food sample. In
this lab, you will figure out who was guilty by determining which macromolecules are
present in the mystery food sample.
Which macromolecules are present in the mystery food sample?
If the mystery food is tofu, then it will react with the reagent that indicates the presence of
a protein because tofu is primarily protein.
Independent variable: presence of macromolecules, including monosaccharides,
polysaccharides, proteins, and lipids
Dependent variable: color changes observed in tests
Page 1 / 5
+
Variables
here
Safetz
what is the independent variable

Answers: 3

Show answers

Another question on Biology

Biology, 21.06.2019 20:30

Will mark brainliest if correct/available! which of the following statements is true? all plants need flowers to sexually reproduce. sexually reproduced offspring are identical to their parents. fertilization always occurs inside the female's body. a body cell has twice the number of chromosomes as an egg cell.

Answers: 1

Answer

Biology, 21.06.2019 22:00

Im is in a crowd of people at the mall looking for his girlfriend tammy, who was supposed to meet him for dinner. jim realizes tammy is across the room as he catches a whiff of her overpowering perfume, 'paris #6'. which process explains why jim is able to smell the perfume?

Answers: 2

Answer

Biology, 22.06.2019 03:30

Up until 1938, paleontologists accepted the idea that coelacanths (an ancient fish) went extinct at the time that they last appear in the fossil record, about 80 million years ago. but in 1938, a live coelacanth was discovered off the coast of south africa that was compared to the fossil record and found to be the same species what goal of science does this discovery represent

Answers: 1

Answer

Biology, 22.06.2019 05:30

Which event would lead to primary succession of a forest?

Answers: 1

Answer

You know the right answer?

Purpose Time
Scenario
Explore the presence of nutrients in food using a laboratory expe...

Questions