Unit 1 - Evolution
Parts of an organism with the same function and same structure
Homologous structures
Name 3 examples of density-dependent limiting factors
competition
predation
food
water
shelter
disease
parasitism
Name two organelles that are found in plant cells and not animal cells
Large vacuoles
Chloroplasts
Cell wall
Chlorophyll
______ is double stranded, ______ is single stranded
DNA, RNA
All life on earth is known as the
biosphere
If dark fur is an adaptation, what will happen to allele frequencies over time?
Dark fur alleles will increase over light fur alleles and become a higher percentage of the gene pool
Another name for the prokaryotic kingdom is
Bacteria
The equation for photosynthesis is
6CO2 + 6H2O + Sunlight --> C6H12O6 + 6O2
Name the phases of cell division in order
Interphase
Prophase
Metaphase
Anaphase
Telophase
Cytokinesis
Which two combinations of alleles would show the same phenotype but different genotypes?
Bb and BB
What are the 8 levels of classification (taxonomy) in order?
Domain
Kingdom
Phylum
Class
Order
Family
Genus
Species
Which cycle of matter is cellular respiration an important component of?
Carbon cycle
Which type of passive transport is used for small gas particles crossing the plasma membrane?
Simple diffusion
Two heterozygous parents mate. What are the odds that their offspring have the recessive phenotype?
1/4 or 25%
When chromosomes separate incorrectly during meiosis
nondisjunction
In order for natural selection to occur, which 4 things are necessary?
1. Heritability
2. Variation
3. Overproduction
4. Adaptations
The primary producers in an ecosystem contain 56,000 Joules of energy. How many Joules would be in the tertiary consumers?
56 Joules
Name 3 organelles and their functions
Teacher response
Which of Mendel's Laws tells us that homologous chromosomes line up in a random fashion
Law of independent assortment
What is the function of a lysosome?
Cell digestion
Name the 5 conditions of Hardy Weinberg Equilibrium (Hint: Evolution is NOT happening in HW Equilibrium)
1. Random Mating
2. Absence of Gene flow
3. Large population size
4. No Natural Selection
5. No mutations
In which tropic level is available energy the highest?
First trophic level or producers
The salt content outside a cell is 40% and inside the cell is 50%. What type of solution is this and where would the water move?
Hypotonic, into the cell
What kind of mutation has occurred here?
Original: ACT GCT AAC CCT
New: AGT GCT AAC CCT
Point or substitution
Name 3 differences and 3 similarities between a plant cell and a bacteria cell
Differences:
Bacteria cells have no mitochondria, nucleus, or chloroplasts, bacteria can have cilia or flagella, DNA is in a plasmid
Similarities:
Cell membrane, cytoplasm, ribosomes, contain DNA, are living things