The changing environment hypothesis states that-

In all mammalian cells, signal transduction occurs when-

The creation specialized cells from progenitor cells is called-

________________is a process that allows cells like the immune cells to engulf large materials from the extracellular environment.

In our class discussion, mistakes in meiosis could result in trisomy 21 resulting in Down's syndrome. Which neurological disorder that causes amyloid plaques in the brain is somewhat related to Down Syndrome?

A molecule (peptide or hormone) that binds to a cell surface protein of a cells such as liver, kidney, brain, or immune cell is called a -

Induced pluripotent stem cells (iPSC) means-

An enzyme is a protein that functions to __________ of a reaction without changing Gibb's free energy (ΔG).

During Interphase, the cells can either be preparing for cell division or performing its normal function. At what stage does the cell duplicate or copy its chromosomes?

Which of the following statements about the sodium-potassium ATPase pump is false?

During the Prophase stage of animal cell mitosis, the following events start to happen-

At the M phase of the animal cell cycle, what does the final checkpoint determine?

At the end of mitosis, the daughter cells are considered _______________, while after meiosis they become _______________.

The chromosomal location where a kinetochore would attach during prometaphase is known as-

Embryonic stem cells that are cultured by researchers were originally taken from the ______________ of the embryo.

Eukaryotic flagellum moves with the help of ---

What cellular organelle allows cells such as the immune cells to digest pathogens?

An intrinsic property common to all stem cells is-

Which of the following cannot be used as a final electron acceptor in anaerobic respiration

Which process yields the most ATP?

Which statement regarding obligate anaerobes is true?

Which of the following compounds is most likely to accumulate in cells during a bout of strenuous exercise?

Which of the following occurs during the Calvin cycle?

What gives leaves their green color?

In which of these locations can photosynthesis take place?

Which of the following terms refers tot he photosynthetic reactions that produce ATP and NADPH?

Why do the leaves of most plants appear green?

Which of the following molecules is the ultimate source of electrons for the electron transport chain in the light-dependent reactions?

Which of the following is/are substrate(s) of RuBisCo?

Under favorable environmental conditions, how do most prokaryotes reproduce?

What is the role of centrosomes in mitosis?

What is the end product of both binary fission and mitosis?

Why is deletion of p53 genes damaging to an organism?

What is the difference between benign and malignant tumors?

What is the basic function of the various types of kinases active in the cell cylce control system?

Which cell cycle phase are most cells of the human body in most of the time?

Which of the following is/are an example of an intrinsic trigger for apoptosis?

Which of the following is NOT a step in apoptosis in animal cells?

Complete the following sentence: When a tissue is injured by a toxin and cells die, followed by immune system stimulation, this process is called ____________________

How many chromosomes are there in a human sperm?

How are sexual and asexual reproduction alike?

Which one of the following is NOT the purpose of meiosis?

If a sperm cell contains eight chromosomes, it was produced from an animal that had ______ chromosomes?

Complete the following sentence: Changes in an organism's DNA result in changes of the expression of _____________________.

In Down syndrome, and individual receives three copies of chromosome 21 when he or she should only have received two. Which term describes this error in meiosis?

Describe how independent assortment during meiosis increases genetic variation?

A(n) ____________ may be homozygous or heterozygous, whereas a(n) _______________ may be described as dominant or recessive.

If a homozygous dominant plant is crossed with a homozygous recessive plant, what proportion of offspring would be homozygous?

What result showed up in the F1 generation of Mendel's first monohybrid crosses that countered prevailing ideas about inheritance?

In pea plants, yellow pea color (Y) is dominant to green pea color (y). A pea plant produces yellow peas. What is/are the possible genotype(s) of this plant?

In pea plants, yellow pea color (Y) is dominant to green pea color (y). A pea plant produces green peas. What is/are the possible genotype(s) of this plant?

What type of genetic cross can demonstrate both the principles of segregation and independent assortment?

Sickle-cell anemia is a chronic disease in humans caused by a mutation in the gene for hemogoblin. People homozygous for this mutation periodically experience pain when their misshappen red blood cells get stuck in blood vessels. If both parents carry the mutation but do not show symptoms of sickle cell anemia, what is the probability that their child will NOT carry the mutation?

Why does crossing true-breeding red and white snapdragons result in pink offspring?

Which of these inheritance patterns involves interaction of more than one gene?

What happens in overdominance?

Hemophilia A is a recessive X-linked genetic disorder. A healthy woman known to not carry the hemophilia allele has four sons and four daughters wht a man with hemophilia A. What proportion of her children would be expected to suffer from hemophilia A?

Hemophilia A is a recessive X-linked genetic disorder. A woman with hemophilia A has several sons and daughters with a healthy man. On average, what proportion of her children would be expected to suffer from hemophilia A?

In humans, height is determined by a number of factors, and it exists along a continuum and not as discrete quantities. Which term describes this phenomenon?

What is the likelihood that a boy has an autosomal recessive genetic disease if both of his parents are carriers for the gene?

A student researcher cultures stem cells in a petridish. The student replaced the culture medium with a solution that makes the cells self-renew. After replacing the medium, the student checked using a microscope how the cells are doing. Much to the student's surprise, all the cells have become big and some have lysed. The student suspected that the culture medium is -

Which of the following molecules must move across the nuclear membrane (envelope) after being synthesized from a DNA sequence and is then translated by a ribosome?

The purpose of the start codon is to serve as a staring point for ______________

In animal cells, actin filaments are responsible for the formation of cleavage furrow. In plants, vesicles are formed in the middle of the dividing cell that is known as the-

The DNA sequence template of the RNA base sequence 5'-AUUGUACGGUAGCUAU-3' is-

The cytoskeletal protein associated with splitting two identical cells during cell division is-

Recombination during meiosis can only happen upon formation of -

During the cell cycle (mitosis), the term describing the process of separation and creation of two identical cells is -

_________________ and ________________ compromise the mitosis promoting factor responsible for controlling the cell cycle.