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Heredity And Stuff
Test Description: Review for test
Instructions: Answer all questions to get your test result.
1) What types of cells does mieosis make?
A
Every cell in the body, except ovum and sperm
B
Ovum and sperm
C
The ovum, sperm, and other cells in the body
D
Meiosis is a type of asexual reproduction
2) ____________ are small parts of the DNA that determine a specific trait
A
Genes
B
Cytoplasm
C
Chromosome
D
DNA
3) What does mitochondria do?
A
Convert energy from the sun into sugar
B
Holds organelles in place
C
Storage area for water, nutrients, and other materials
D
Convert sugar into usable energy for the cell. Usually called the powerhouse
4) BB is an example of what type of alleles?
A
homozygous recessive
B
heterozygous dominant
C
Homozygous dominant
D
heterozygous
5) How do you define heredity?
A
Slow change that happens over time as traits are passed from generation to generation
B
The passing of genetic material and traits to the offspring
C
The passing of culture and identity
D
How traits are passed from siblings
6) Jeff always hears comments that he looks a lot like his uncle. How do you think that is possible?
A
Jeff's Uncle have the same parents as his mom and dad
B
His uncle may be his real father
C
Jeff and his uncle aren't related
D
Because his uncle is related to his mom and dad, he might have got a recessive trait from his uncle
7) Alleles are different versions of the same trait. For example, brown hair is one version and blonde hair is a different version. If the dominant trait is brown and blonde hair is recessive, which is more likely to be expressed?
A
Blonde hair, because when you have a dominant and recessive trait together, the recessive trait will always be expressed
B
Brown hair, because it is dominant and dominant traits are always expressed unless there are two recessive traits
C
Blonde hair, becauseit is dominant and dominant traits are always expressed unless there are two recessive traits
D
Brown hair, because when you have a dominant and recessive trait together, the recessive trait will always be expressed
8) Through which process are ovum and sperm produced?
A
Mitosis
B
Both mitosis and meiosis
C
Neither mitosis nor meisos
D
Meiosis
9) What does haploid mean?
A
The cell has the full amount of DNA
B
The cell only has half the DNA as other cells
C
The cell is shaped like half of a circle
D
The cell is only half as large as other cells
10) What does diploid mean?
A
The cell only has half of the DNA
B
The cell has the full amount of DNA
C
The diploid cell is cut in half
D
The cell is only half as large as other cells
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