3
ATP
1) it drives the transport of certain salutes (amino acids) across cell membranes 2) it provides energy needed to drive - absorbing chemical reactions 3) it is a modified nucleotide 4) it activates contractile proteins to muscle cells so that cells can shorten and perform mechanical work
The DNA segment that carries information for building one protein or polypeptide chain is called
A gene
Nucleotides are composed of
A phodphate group, a five - carbon sugar, and a nitrogen - containing base
The following is a indication melanoma
A pigmented spot that contain areas of deferent colors
The letters in the ABCD rule stands for
A- astmetry B- border irregularity C- color D- diameter
The following represents a segment of RNA
AUGUCA
What are the correct base - pairing rules for DNA
Adenine bonds to thymine and guanine bonds to cytosine
Protiens are digested to there building blocks which are called
Amino acids
The process by which larger molecules or structures are built up from smaller ones is called
Anabolism
If the sequence of nitrogenous bases in one strand of DNA is is GTA - GCA, the sequence of bases on its complementary DNA strand would be:
CAT - CGT
A chemical reaction in which substances are broken down into simpler substances is referred to as
Catabolism
Sequences of three bases found in messenger RNA (mRNA) is called?
Codons
Monosaccharides join to become a polysaccharide through a chemical reaction called
Dehydration synthesis
The dermis is composed of mostly
Dense connective tissue
The sugar found in DNA is
Deoxyribose
The type of gland responsible for body temperature regulation is the
Eccrine glands
The uppermost layer of the skin is?
Full of keratin
The major fuel for making ATP in most cells of the body is a type of carbohydrate known as
Glucose
Nucleotide chains of DNA are held together by:
Hydrogen bonds
DNA replication takes place during:
Interphase
RNA
Is a single strand
A vitale function of the skin
It converts modified epidermal cholesterol to vitamin D
Although you get wet while swimming, a tough protien within the skin prevents it from soaking up moisture like a sponge, this substance is?
Keratin
The tanning effect (darkening of the skin) that occurs when a person is exposed to the sun is
Melanin
Nucleotides contain three components
Phosphate group, pentode sugar, nitrogenous base
The part of the hair that projects from the surface of the scalp or skin is called
Shaft/The hair shaft
The epidermis Is composed of:
Stratified squamous epithelium
The epidermis is made up of
Stratified squamous epithelium
Melanocytes are found in the:
Stratum basale
A needle will pierce the epidermal layers of the forearm in which order
Stratum corneum - stratum granulosum - stratum spinosum - stratum besale
Adenosine triphosphate (ATP) is produced in greatest quantity during ?
The electron transport chain
Enzymes
They are biological catalysts
The nucleotides of DNA join in a complementary way in which adenine pairs with
Thymine and cytosine pairs with quanine
The molecule that carries an amino acid to the ribosome for incorporation into a protien is?
Transfer RNA (mRNA)
The molecule that contains an anticodon is?
Transfer RNA (tRNA)
The process of transcription:
Transfers information from DNA into mRNA
The step during protein synthesis, of assembling proteins by decoding the information in messenger RNA is called
Translation
A physician estimates the volume of fluid lost in a severely burned patient by
using the rule of nines
