TEAS LIFE SCIENCE PREP

What doe the cell (plasma) membrane do?

Maintains cells environment through selective permeability

What does the cytoplasm do?

Supports a and suspends structures inside the cell membrane

What does the golgi apparatus do?

Processes proteins and lipid molecules

What do lysosomes do?

Recycles cell material

What does the nucleus do?

Holds the genes that carry hereditary info

What does the nucleolus do?

Produces ribosomes

What do ribosomes do?

Synthesize proteins

What does the RER (Rough endoplasmic reticulum) do?

Holds ribosomes and synthesizes proteins in cells

What does the SER (Smooth endoplasmic reticulum) do?

Synthesizes lipids

What do vacuoles do?

Stores stuff

The DNA is replicated during which phase of mitosis?

Interphase

Visible chromosomes condense and become visible during which phase of mitosis?

Prophase

Chromosomes line up during which phase of mitosis?

Metaphase

Chromosomes are pulled apart to the poles and cell division begins during which phase of mitosis?

Anaphase

Two nuclei form and daughter cells separate during which phase of mitosis

Telophase

What are the base pairings?

A-U and G-C

What is transcription?

DNA → RNA

What is translation?

DNA being copied

What is the start signal?

AUG

What is the stop signal?

UGA

What are chromosomes made of?

Genes

Strings of DNA make up what?

Genes

Nucleotides form strings of what?

DNA

What segment of DNA codes for a protein?

A gene segment

Genes made of DNA are located on what?

Chromosomes

Dominant alleles are represented by what kind of letter?

Capital letter

Recessive alleles are represented by what kind of letter?

Lowercase letter

What genotype has 2 of the same allele

Homozygous genotypes

Which group if synthesized from monosaccharides?

Carbohydrates

What forms enzymes?

Amino acids

Thymine is replaced by which base in RNA?

Uracil