Semester Exam Review 2

Meiosis produces __________. (sex cells - egg and sperm)

• somatic cells

• gametes

• body cells

• neurons

Which process produces 2 diploid daughter cells that are identical to the parent cell?

• mitosis

• meiosis

An elephant has 62 chromosomes. How many elephant chromosomes would be in a haploid gamete?

• 46

• 31

• 23

• 62

Which macromolecule stores and transmits genetic information?

• carbohydrates

• lipids

• nucleic acids

• proteins

This image can best be identified as:

• DNA

• an amino acid

• a nucleotide

• a monosaccharide

During meiosis, what process occurs to allow for genetic variation? It is when homologous chromosomes pair up and swap genetic information.

• cyktokinesis

• photosynthesis

• crossing over

• replication

What do we call a portion of DNA that codes for and determines a trait?

• nucleotide

• gene

• protein

• phosphate

Following replication, what would be the complimentary DNA strand: AGC GCT TTA

• UCG GCA AAU

• TCG CCA AAT

• TCG CGA AAT

• UCG GGA UUA

Transcribe the following DNA sequence: TAC CGT ATA

• AUG GCA UAU

• ATG GCA TAT

• AUG CGT UAU

• TAC CGT ATA

Which step of protein synthesis makes mRNA from DNA?

• transcription

• translation