Macromolecules
Which group of macromolecules include DNA and RNA?
Nucleic Acids
Which type of cell has a nucleus and membrane bound organelles? Prokaryotic or Eukaryotic?
Eukaryotic
What kind trait is expressed only when it is expressed without a dominant trait?
Recessive
Which form of cell division produces 2 genetically identical daughter cells with 2 sets of chromosomes (diploid)?
Mitosis
Which is an example is an abiotic factor?
Insect, salt content in water, a predator, or soil microbes
Salt content in water
If a a chain of paper clips is a polymer, what is the monomer?
A single paper clip
Which cell organelles are the site of photosynthesis and make plants appear green?
Chloroplasts
The molecular unit of heredity is a gene. Genes encode which macromolecule composed of amino acids?
What type of cell has 1 set of chromosomes such as gametes?
Haploid
Which organisms are at the base or beginning of the food web: producers, consumers, or decomposers?
Producers
Which macromolecule in the cell membrane allows large objects to enter and leave the cell?
Proteins
Prokaryotic cells, including bacteria, have cell walls. What kind of Eukaryotic cell also has cell walls?
Plant cells
Translation
What process exchanges segments of homologous chromosomes during meiosis?
Recombination
Natural selection
Which two classes of macromolecules store energy?
Carbohydrates and Lipids (Fats)
When do chromosomes condense during the cell cycles and when do they dissipate?
Prophase, Cytokinesis
If two heterzygous parents with genotypes Aa and Aa produce offspring, what percentage of their offspring will be homozygous dominant?
25%
Telophase
Are traits such as flying always due to common ancestors? Provide a brief justification.
No! Some traits appear at different times in different species groups.
What kind of chemical bond keeps the two strands of DNA together?
Hydrogen bonds
The Central Dogma of Biology includes which two processes required to express genes as proteins?
Transcription and Translation
Simple dominance includes recessive and dominant traits. What inheritance pattern is seen when traits are expressed separately and not blended?
Co dominance
During Meiosis II, are cells at the beginning diploid or haploid?
Haploid (1 set of chromosomes)
What is one mechanism of evolution?
Natural selection, mutation, genetic drift, and gene flow.