Unit 1
A perceived opinion is called ______ .
Bias
What is the definition of cell?
A) the basic structural unit of all living organisms
B) the things that makes up blood
C) the small circles inside hair
A) the basic structural unit of all living organisms
What is a Punnet Square?
A)a diagram used to show possible genotypes that can result from a cross
B) A square used for math work
C) A punnet that is made for cells
A) a diagram used to show possible genotypes that can result from a cross
An organisms ability to pass on its alleles to the next generation is called _______.
Fitness
What does homeostasis mean ?
A balanced and stable environment within cells and organisms
Which of the following qualifies being matter?
A) Feeling hot
B) An orange
C) Electricity
B) An orange
Why: Because it takes up mass and volume
What does the description match?
The genetic information for the cells of living organisms.
A) Chromosomes
B) DNA
C) Cell
B) DNA
What is a dominate allele?
A) the big allele
B) the capital letter allele that means it is more likely to show up then a recessive allele
C) something that is heterozygous
B) the capital letter allele that means it is more likely to show up then a recessive allele
What does mutation mean?
A change in DNA
If a person is out in the cold without a jacket, is that person in homeostasis? Even if they are just cold?
No, because they are not stable in a normal temperature and their body has to work harder in order to warm up, and that could lead to other problems.
Choose one of the following:
A) Yes, because it has atoms
B) Yes, because it has both of the atoms Nitrogen and Oxygen
C) No, because it has more than one type of atom and is not an element
C) No, because it has more than one type of atom and is not an element
Why:" Since air has more than one type of atom, air is not considered an element." according to the lessons in the course
What does DNA stand for?
A)Dixyredbloodnerves acid
B)Doxyribonucleus acid
C)Deoxyribonucleic acid
C)Deoxyribonucleic acid
D N A
eoxyribo ucleic cid
What happens if both parents of a baby have brown eyes and there alleles are both dominate, would that mean the baby would have blue eyes because the parents have brown eyes?
A) True
B) False
B) False
Why: Because if both parents have dominate alleles than there is almost a 100% chance the baby will have brown eye, if you calculate it in a punnet square
What is the mutation?
A virus mutates so that any antibiotic given to kill it will harm the person worse then the virus without the antibiotic.
A) Neutral
B) Harmful
C) Beneficial
B) Harmful
Why: The mutation harms the person and prevents the person from getting treatment.Bears hunt and eat fish.
Which describes the bear- fish relationship?
A)Bears are predators and fish are prey
B) Fish are predators and bears are prey
C) Bears just do what they need to in order to survive
A)Bears are predators and fish are prey