Random Biology
The concept that organisms who are the best suited to their environment will be the most successful
What is natural selection
These simple molecules form the basis of all proteins
What are amino acids?
Sickle cell anemia is a recessive disease. If you cross two parents with the alleles Aa x Aa, what are their children's chances of having sickle cell anemia?
What is 25% have sickle cell?
The process in which carbon is cycled between the atmosphere, land, water, and organisms
What is the carbon cycle?
The legs of crocodiles and cats have similar bone structures and develop in a similar way which indicates a common ancestor. What type of structures are the leg bones?
What are homologous structures?
Which cell type does not have a nucleus?
What is a prokaryote? (or prokaryotic cell)
After a wheat field is cleared, wild grasses and weeds begin growing. This process is called -
What is secondary succession (soil is already present).
This process is used to make new body cells during growth and repair
What is mitosis
A molecule that serves as a fast source of energy? (created by plants)
Glucose
A biomolecule that serves as a fast source of energy?
What are carbohydrates?
How much energy is lost from one trophic level to the next?
90%
movement of particles from an area of higher concentration to an area of lower concentration
What is diffusion
In the fossil record, a pattern of periods of slow change interrupted by periods of rapid change best describes the theory of -
What is punctuated equilibrium.
This organelle produces sugars in plants
What is the chloroplast.
If the producers contain 10,000 Kcal, then how much energy will the secondary consumers contain?
What is 100 Kcal?
Organs/parts many animals still have but are no longer used.
What are vestigial structures?
This process produces four genetically unique cells, each with half the number of chromosomes as in the parent
meiosis
What is a pioneer species?
The first plants and animals to live in a newly available ecosystem.
Which organelle produces ATP?
Mitochondria
What type of cell is a chloroplast found in?
what is a plant cell
The process by which water moves through the cell membrane to balance out a high concentration of solutes.
What is osmosis?
Which characteristics do all living organisms share (list at least 3)
All living things are: made of cells, use energy, respond to changes in the environment, grow and develop, reproduce
This process converts light energy into food
What is photosynthesis
Describe commensalism
A relationship where one species benefits from another species and that species is not harmed or helped.
This process cells use to generate energy (ATP) without oxygen
What is anaerobic respiration