The nuclear membrane of the cell disintegrates during which phase of the cell cycle?
Why is the word “translation” used for protein production? Protein production is the process of
Which of the following choices lists in order the stages of mitosis?
The “S” phase of the cell cycle represents the activity of
In the cell nucleus a pre‐mRNA has its introns removed by
A three‐dimensional, folded molecule shaped like an “L” with an anticodon at one end and an amino acid attachment site at the other end:
The genetic code is said to be degenerate. This means that
Which of the following is not a phase of the cell cycle?
A dominant control over the endocrine system in mature human adults is exerted by the
The brain most directly interacts with and controls
What is the role of tRNA synthetase?
Genes that normally direct the inhibition of cell division regulatory pathways are called
The two major problems that transcription solves for the cell are
Sensory and motor functions in the mature human adult are controlled by the
In healthy cells, the normal function of the activated Ras protein is to
Successful differentiation of early brain regions requires that cells destined to form these regions
Which of the following is a part of the overall processing of mRNA in the cell nucleus?
There are more than four kinds of amino acids in proteins. Each kind of amino acid must be coded for in mRNA. Thus, a short sequence of mRNA bases called a(n) _________ is used to code for each amino acid in the translation process.
Which of the following is not a recognized organ system within the human body?
What are the essential resources that a daughter cell must get from a parent cell or from nature in order to succeed in living life?
Animal development and automobile development differ in that
The term “transcription” means the process of
Which of the following is tRNA’s role in translation?
The de‐condensation of visible chromosomes back into chromatin fibers is a defining feature of which phase of the cell cycle?
Which of the following phrases best describes the function of ribosomal RNA (rRNA)?
When DNA is replicated, the two strands are first separated through _________; each strand then becomes a _________ against which two new strands are made.
In the translation process, tRNA molecules are also called “adapter” molecules. Why? What is their function?
A sequence of human cell divisions accompanied by some growth and cell differentiation convert an early ___________ into a hollow ball of cells called a
Which of the following is not involved at all in the flow of information from archival DNA to its expression as a resulting glycoprotein?
Heart rate and respiratory inhalation rate functions in the mature human adult are controlled by the
A collection of interacting glands that secrete hormones into the blood stream would best describe the ___________ system.
is a disease state characterized by cells that divide uncontrollably and no longer respect their confinement within their tissue of origin.
Which of the following terms would not be used to describe an aspect of the three‐ dimensional adult form?
In the three‐dimensional form of the adult Dalmatian dog, the “front” end of the animal would be named the _____ aspect.
In order to elongate mRNA, RNA polymerase must
Your primordial (early) heart began as
Which of the following phrases best describes the role of mRNA in gene expression?
In the process of transcription, the base sequence in the molecule _______ is read by the molecule _________ , an enzyme that makes an RNA molecule.