Energizing Ecology!
Calculate the available amount of energy for each trophic level (primary, secondary, & tertiary) if the autotroph contains 1800 calories of energy.
P - 180
S - 18
T - 1.8
What are the reactants of cellular respiration?
O2 & C6H12O6
What 3 phases are included within Interphase?
G1, S, G2
What part of the phospholipid is hydrophobic?
the tail
What are the 8 Characteristics of Life?
OMGHRHER
Cellular Organization, Metabolism, Growth & Dev., Heredity, Reproduction, Homeostasis, Evolution, & Response to Stimuli
Suppose a snake received 300 Kcal of energy from the rabbit. How much energy did the rabbit contain prior to consumption?
3,000
How many ATP is made from the Krebs Cycle?
2
What are the phases of mitosis in order?
Prophase, Metaphase, Anaphase, Telophase (PMAT)
In osmosis, water moves through a semipermeable membrane from an area of ________ concentration to an area of ________ concentration.
high, low
Why are prokaryotic cells often described as simpler than eukaryotic cells?
They are smaller and lack a nucleus.
_______ describes a population that is increasing rapidly
Exponential Growth
Describe the relationship between photosynthesis and cellular respiration
The reactants of C.R. are the products of P.S.
At the end of mitosis, what happens to the nuclear envelope?
It re-forms around the chromosomes
Which type of solution has a greater solute concentration INSIDE of the cell?
Hypotonic
For the sequence of DNA shown below, write the complementary mRNA sequence.
DNA: CTACGGAAGT
mRNA: GAUGCCUUCA
____________________a graph that shows the likelihood of survival at different times in the life of an organism
survivorship curve
What are the three main stages of cellular respiration?
Glycolysis, Krebs Cycle, Electron Transport Train
During which phase of mitosis do sister chromatids separate making them chromosomes and move toward opposite poles?
Anaphase
Which type of transport requires the use of a protein but does not require energy?
Facilitated Diffusion
A single codon is used to signal the beginning of protein synthesis. It is commonly called the START CODON. What are the three bases of this codon?
AUG
In which one of the following would random dispersion most likely be observed?
(A) in an area where the food was located in one small area
(B) in a field of wildflowers whose seeds are blown by the wind
(C) in a population of animals that exhibit territorial behavior
(D) in a migratory herd of animals.
(B) in a field of wildflowers whose seeds are blown by the wind
Which condition must be met for fermentation to occur?
The absence of oxygen
How does cytokinesis differ in plant and animal cells?
Plant - cell plate
Animal - Cleavage furrow
What are the 4 main components of the cell membrane?
Carbohydrate, Phospholipids, Cholesterol, and Proteins
What are the 4 Macromolecules of Life and what elements make them up?
Carbohydrate - CHO
Lipids - CHO
Proteins - CHON
Nucleic Acids - CHONP