U2 EOC Review

Front

What is the complementary DNA strand for ATCCGGAAT?

Back

TAGGCCTTA

Front

What is the probability that the offspring plant will be short if T is dominant for tallness and t is recessive for shortness?

Back

25%

Front

What type of mutation causes sickle-cell anemia?

Back

A point mutation.

Front

To which structure does an anticodon bind?

Back

A codon found on mRNA.

Front

How do the gametes produced by meiosis compare to the original cell?

Back

The gametes have half the chromosomes of the parent cell, and are genetically different from one another.

Front

Define DNA replication.

Back

The process by which a DNA molecule makes a copy of itself.

Front

What is the role of mRNA in protein synthesis?

Back

mRNA carries the genetic information from DNA to the ribosome for protein synthesis.

Front

What is a Punnett square used for?

Back

To predict the genotypes of offspring from parental crosses.

Front

Define allele.

Back

An allele is a variant form of a gene.

Front

What is the difference between dominant and recessive alleles?

Back

Dominant alleles express their trait even in the presence of a recessive allele, while recessive alleles only express their trait when two copies are present.