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100
The phase where DNA replication occurs
Synthesis (s phase)
100
a movement of ions and other atomic or molecular substances across cell membranes without need of energy input
What is passive transport
100
____________is the splitting of the cytoplasm in cell division.
cytokinesis
100
During which stage in meiosis 1 does crossing over occur?
prophase 1
100
If the producers contain 10,000 Kcal how much energy do the secondary consumers receive
100 Kcal
200
The concept that organisms who are the best suited to their environment will be the most successful
What is natural selection
200
What simple molecules are the basic units of proteins?
What are amino acids
200
Which organisms have the most available energy in a food pyramid?
Producers
200
What are the products of cellular respiration?
water and carbon dioxide
200
The legs of crocodiles and mice have similar bone structures and develop in a similar way. What type of structures are the leg bones?
What is a homologous structures
300
what is in all cells?
cytoplasm, cell membrane, ribosomes, DNA
300
The first phase of mitosis is called?
prophase
300
During which phase of both meiosis do the chromosomes line up at the middle?
Metaphase
300
A biomolecule that serves as a fast source of energy?
What are carbohydrates
300
Any inherited trait that increases an organism's chance of survival is known as this.
An adaptation
400
Type of succession where no soil present
Primary Succession
400
This process produces four genetically unique cells, each with half the number of chromosomes as in the parent
meiosis
400
3 things denature enzyme
pH, temperature, concentration
400
process by which organisms break down glucose, without the use of oxygen, to create ATP
What is anaerobic cellular respiration
400
Two organelles contained in a plant cell but not an animal cell
Cell wall, chloroplast, (central vacuole)
500
Made of mostly phospholipid molecules embedded with proteins, this flexible boundary regulates what goes in or out of the cell
What is the plasma membrane (cell membrane)?
500
The formula for photosyntheis
CO2 + H2O —> C6H12O6 + O2
500
Define incomplete dominance
When both alleles are present they will mix to create a new phenotype/trait
500
Find the Amino Acids
TAC - AGT - ACC
DNA: TAC - AGT - ATT
RNA: AUG - UCA - UAA
Amino Acids: MET - SER - Stop
500
Sickle cell anemia is a recessive disease. If you cross two parents with the alleles Aa x Aa, what are the chances their children will have sickle cell anemia?
25%