homeostasis is the biological balance between a cell or an organism and its environment
100
What is DNA and where is it found?
DNA has genes, sequences of nucleotide bases. These Genes code for polypeptides (proteins), which are used to build cells. DNA is found in the nucleus of the cell.
100
What are compounds that have Carbon called?
Organic Compund
100
Who was the first to view cells?
In 1665, Robert Hooke used a microscope to examine a thin slice of cork (dead plant cell walls).
Hooke called them “CELLS” because they looked like the small rooms that monks lived in called Cells
300
What are the living levels of organization?
Atoms - Molecules - Organelles - Organs - Organ System - Organism
300
What are the three types of solutions?
Isotonic, Hypotonic, Hypertonic
300
What is Protein Synthesis?
DNA ‘s code is copied, making the RNA and taken to the cytosol. In the cytoplasm, this code must be read so amino acids can be assembled to make polypeptides (proteins).
300
What are the 4 macro molecules?
Carbohydrates, Lipids, Nuclei Acids, and Proteins
300
Who discovered the DNA structure?
DNA was discovered by Watson and Crick in 1953.
400
What is the Mitochondria?
Its found in both animal and plant cells. Its the "power house of the cell". It burns glucose to release energy (ATP).
400
What are the two types of membrane proteins?
Channel and Carrier Proteins
400
What is the different types of RNA?
Messenger RNA (mRNA), Ribosomal RNA (rRNA), and Transfer RNA (tRNA)
400
What is Hydrolysis?
The process of separating molecules by adding water.
400
How many amino acids are there?
There are 20 amino acids.
500
What are the differences between animal and plant cells?
Plant cells have cell wall, animals don't. Plant cells have chloroplast, Animal cells dont. Plant cells have large vacuole, animals have small vacuole.
500
What are the types of active transport?
Sodium-Pottasium Pump, Endocytosis, and Exocytosis
500
What is the difference between DNA and RNA?
RNA has a sugar ribose, DNA has a sugar deoxyribose. RNA contains the base uracil (U), DNA has thymine (T)
RNA molecule is single-stranded, DNA is double-stranded
500
What happens if an enzyme is put in high temperature?
The enzyme will denature and the active site will deform, making the enzyme unable to work again.