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1st Semester Biotech Exam Review
Terms in this set (75)
Simple organic compounds containing both a carboxyl and amino group; are the building blocks of proteins:
Watson and Crick are credited with:
A solid ball of cells that forms during early development:
Ovulation, in humans, occurs roughly _ days into their 28 day cycle.
The byproduct (waste) from the formation of an amino acid chain is:
Mutations that occur in sperm or eggs cells can be:
passed on to offspring
The genetic code is composed of:
Griffith discovered the:
The three parts of a nucleotide are a sugar, a base, and a:
The overall direction of DNA replication is:
5' to 3'
Telomeres are used to regulate:
The primary structure of a protein is composed of a:
Carbon can form:
all of the above
Diploid cells have _ sets of chromosomes, while haploid cells have _.
The final production of a mature mRNA molecule is called:
The semifluid interior of the cell; all of the cellular contents excluding the nucleus (when present):
The _ attaches the binding proteins, which in turn attract RNA polymerase, and begins transcription.
A substance or molecule that participates in a chemical reaction
All living things contain:
Chemical bonding that results from the sharing of electron pairs between two or more atoms
A gene is:
all of the above
What bonds hold amino acids together?
The nucleotide was discovered by:
Cytokinesis is division of the:
A large group of organic compounds occurring in foods and living tissues and includes sugars, starch, and cellulose:
The study of inherited variation and traits is:
What ultimately determines the sex of an individual?
presence of the Y chromosome
Transcription can best be described as the conversion of _ into _.
A healthcare provider who is trained in medical genetics and counseling, and help families understand their risk of inherited disease and disorders is a:
A chart used to illustrate the family history of an individual or individuals is called a:
A mutation is:
a change in the genetic code
Mutagens that are known to cause cancer are called:
The number of protons in the nucleus of an atom; is the same for all atoms of the same element
Segments of mRNA that are retained (kept) during RNA processing are called?
Transcription takes place in the _.
The smallest unit of an element that maintains the chemical identity of the element
Alpha helixes and beta-pleated sheets compose the _ protein structure.
An atom or group of atoms that are responsible for specific properties of organic compounds:
Peroxisomes are abundantly present in:
Dizygotic twins are:
genetically the same as siblings
The number of atoms (particles) in a substance are represented by the:
The first person to identify DNA was:
Monozygotic twins are:
A network of microscopic fibers and tubes which gives a cell its shape, structure, organization, and mobility:
Most cancers are caused by:
Covalently bonded compounds containing carbon are called:
The structure which breaks down polypeptide chains into single amino acids is the:
Proteins are the functional form of _.
Mitosis is division of the:
A phospholipid bilayer which regulates what comes and goes in a cell is called the:
A hollow ball of cells that forms during early development is called:
The smallest unit of life capable of all properties of life:
Anticodons are found on:
3 nucleotide sequences, found on tRNA, that are complementary to codons are called?
The division of a cell into two daughter cells with the same genetic material is called:
A substance that can be broken down into simple stable substances; made from the atoms of two or more elements that are chemically bonded
The tips of chromosomes which are composed of highly repetitive DNA are called:
Mutated genes that promote cell division are called:
A small membrane bound organelle which transports substances in and out of a cell:
An organelle that is the site of protein modification into their final shape, and then packages the proteins for distribution:
In humans, diploid cells have _ chromosomes.
Oogenesis takes place in the:
Franklin's major contribution to DNA discovery was:
The sequence of our DNA makes up our:
subunits of nucleic acids
Fatty acids are the building blocks of:
"Checkpoints" during cell division are used to regulate:
all of the above
Segments of mRNA that are excised (removed) during RNA processing are called?
Every human shares roughly _% of their DNA in common.
Artificial organs and replacements for body parts are examples of:
Crossing over occurs during:
The female gamete is called the:
The scientist who discovered the base pairing laws was:
Carboxylic acids consisting of a hydrocarbon chain and a terminal carboxyl group, especially any of those occurring in fats and oils:
Codons, and therefore genetic information, are found on the:
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