Unit 3 Review

Cell Division

100

This phase pulls apart the chromosomes to opposite sides of the cell

anaphase

200

How many chromosomes do cells have after mitosis?

46

300

How many chromosomes do each cell have in the end of meiosis for humans?

23 

400

How many divisions are in meiosis?

2

500

In Meiosis, Once cell turns into _____ different cells

4

DNA Structure

100

what does DNA stand for?

Deoxyribonucleic Acid

200

adenine pairs with...

Thymine

300

cytosine pairs with... 

Guanine

400

a sugar, phosphate and a nitrogenous base create a...

nucleotide

500

a bunch of nucleotides together create a...

Gene

Alleles

100

What would we call this pair of alleles?

HH

homozygous dominant

200

What would we call this pair of alleles:

rr

homozygous recessive

300

Solve the opposite side of the dna molecule:

CGATTGTACCTTAGC

GCTAACATGGAATCG

400

solve the opposite side of the dna molecule:

GTA

CAT

500

Solve for the opposite side of the DNA Strand:

CGATGTAC

GCTACATG

Punnett Squares

100

write an example of a heterozygous pair of alleles

Aa

200

Find the possible genotypes of the following cross...

Tt x Tt

TT: 25%

Tt: 50%

tt: 25%

300

One homozygous dominant father and a heterozygous recessive mother have off spring. What are the possible phenotypes?

GG x gg

Phenotype:

Dominant: 100%

Recessive: 0%

400

What are the possible phenotypes of the following pairs of alleles:

Aa x AA

Phenotype

Dominant: 100%

Recessive: 0%

500

What are the possible genotypes of the following punnet square:

TT x Tt

Genotype:

TT: 50%

Tt:50%

tt: 0%

Random Science Question

100

I am the control center of the cell.

Nucleus

200

I am known as the powerhouse of the cell

Mitochondria

300

I am a process that allows water to move into and out of the cell

Osmosis

400

I am a process which turns one cell into 4 cells

Meiosis

500

I am a process which turns one cell into two identical cells

Mitosis