The movement of a substance from an area of high concentration to a low concentration.
What is diffusion?
The location of photosynthesis in a cell.
What is the chloroplast?
The step of mitosis when chromosomes line up at the middle of the cell.
What is metaphase?
When both phenotypes are clearly expressed in the offspring
What is codominance?
It adds nucleotides during DNA replication.
What is DNA polymerase?
It helps to synthesize proteins.
What is the ribosome?
The name for animals that eat other animals.
What is a heterotroph?
The point where two sister chromatids are attached.
What is a centromere?
Traits that are produced by the interaction of many genes.
What is polygenic inheritance?
What is mRNA?
It helps convert chemical energy in food to useable compounds.
What is mitochondria?
It is produced during photosynthesis
What is O2 and sugar?
A type of reproduction that only requires one parent.
What is asexual reproduction?
Having 2 copies of every chromosome.
What is diploid?
It is single stranded and it made of ribose, phosphate and A, U G and C
What is RNA?
If placed in this solution, the cell will lose water and shrivel.
What is a hypertonic solution?
It supplies electrons for electron transport during photosynthesis
What is photosystem 2
The phase of mitosis when chromosomes condense and spindle fibers start to form.
What is prophase?
Exchange of pieces of homologous chromosomes during prophase 1
What is crossing over?
It is type of mutation where a point mutation causes the creation of a stop codon
What is a nonsense mutation?
Using energy to move things against a concentration gradient
What is active transport?
It is a step of cellular respiration that does not require oxygen.
What is glycolysis?
Proteins which control when to switch from one phase of the cell cycle to another.
What are cyclins?
Genes for different traits can segregate independently during the formation of gametes.
It is a point mutation that creates a new amino acid sequence.
What is a missense mutation?