WorksheetsReproduction
Total questions: 25
Worksheet time: 17mins
How many pairs of chromosomes are in a human being?
23
44
89
72
Where are chromosomes found in a cell?
In the neutron of the cell.
In the nucleus of the cell.
In the proton of the cell.
In the cell membrane of the cell.
Why is DNA important?
it is very small and very complicated
it's in everything
it serves as the blueprint for traits of all living things
because we eat it every day for energy
Traits are passed from one generation to the next through the transfer of
DNA
calories
ice cream cones
Genetics is
The passing of traits from 1 organism to another
the mix of elements
the process where plants make food from the sun
1 unit of hereditary information
chloroplast
gene
hair
Pure dominant
bb
Bb
BB
Which genotype represents a hybrid trait?
Bb
BB
bb
Threadlike structures within a cell’s nucleus that contain DNA that is passed from one generation to the next
Alleles
Genes
Chromosomes
Every cell in your body other than sex cells has ____ chromosomes
23
46
48
Which statement describes why eye color is an inherited trait?
It depends on the color of light entering the eye.
It is passed from the parents to the offspring
It depends on the amount of vitamin A in the diet.
It changes as a child grows to become an adult.
deoxyribonucleic acid
DNA of course!
RNA
How should you describe DNA's shape?
a ladder twisted into a double helix
a ladder bent in half
a bench twisted into a double helix
a short stepping stool twisted into a double helix
In the punnett square below, what belongs in the missing square
Males have
2 X Chromosomes
1 X Chromsome
1 X and 1 Y Chromosome
2 Y Chromosomes
