Study guide Chapter 4 And 5 Flashcards
(31 cards)
What is anabolism
Smaller molecules are built into larger ones. Requires energy
What type of energy is found in molecular bonds
Chemical
What are the descriptors of enzymes
Globular proteins that cause specific chemical reactions by lowering the activation energy
What are the products of cellular respiration
Carbon dioxide, water and energy (ATP)
Where does glycolysis occur
The cytosole
What are the stages of cellular respiration
Glycolysis. Citric acid cycle Electron transport chain.
What are the bases of DNA
Adenine. Guanine. (Purines) and then cytosine and thymine (pyrmidines)
What pairs with what in DNA and what are they called
A binds to T. G binds to C. Complementary base pairs
What is another term to describe DNA replication
Semi conservative
What does the genetic code consist of
3 nucleotides in a DNA sequence code for one type of amino acid
What is a mutation
A permanant alteration in the DNA sequence that makes up a gene
What products increase during cellular respiration
ATP
What are the components of an enzymes reaction
Heat. Radiation electricity chemicals and extreme pH values
What is transcription
The process of copying the DNA sequence into a rna sequence
What are codons
A three base sequence on mRNA
What is an expressed gene
One that is transcribed into RNA
What terms describe epithelial tissues
Protection secretion absorption excretion
What are the four major types of tissues
Epithelial muscular nervous connective
What tissues makes up air sacs of the lungs
Simple squamous
What cells secrete proteins that form fibers
Fibroblasts
What structures increase the small intestinal surface area
Microvilli
What are the three types of muscular tissue
Cardiac smooth skeletal
What are descriptors of the tissue lining respiratory passages
Pseudostratified columnar; single layer elongated cells
Where would you find smooth muscle
Intestines, urinary bladder
