the 5’ end of nucleotide is a
Phosphate group
Gel Electrophoresis separates proteins for fragments of DNA and RNA based on
size
which of the following contains a full set of genetic material in a given individual?
Genotype
which of the following forms a prokaryotic genetic exchange results and plasmids moving from one bacterial cell to another via a connecting bridge?
Conjunction
the first step in gene expression is
Transcription of DNA into a molecule of mRNA.
which of the following is not true of active transport?
ATP is produced in the process.
the chromosomes of a eukaryotic organism would be found in the.
nucleus
which of the following populations would be the most likely to exhibit uniform dispersion?
A group of nesting penguins
What role does the electron transport chain play in cellular respiration?
Electron transport chain excites electrons while they are attached to their carriers so they can excite more carbon Adams.
Which of the following is most similar to glucose in a structural formula?
Fructose
Which of the following terms describes an ecosystem found on land but partially or completely submerged in water?
Wetland
Which of the following distinguishes a scientific fact from a scientific law?
Scientific facts are confirmed observations; scientific laws are generalized descriptions that predict future behavior.
Which of the following is in anion?
Br-
Which protein is an important component of the nucleosome?
Histone
a mutation that occurs in the DNA of a non-productive cell is called a
Somatic mutation
which of the following is not an accurate statement about sickle cell anemia?
It is caused by the presence of an excess chromosome.
which of the following best describes the order of events in photosynthesis
Photosystem II electron transports, ATP production, photosystem I
Which of the following groups of organisms serves as a base of ocean food chain in the photic zone?
Phytoplankton
Which of the following is the correct definition of a habitat
A preferable physical location where an organism lives
Enzymes function by
lowering the activation energy of a chemical reaction
actin filaments play a key role in which phase of mitosis
Cytokinesis
which of the following is the correct definition of biological Fitness?
Individuals with adaptations best suited for their environment will be more likely to survive and pass on their successful genes to future populations through reproduction.
which of the following changes to chromosomal structure is most likely to lead to the miscarriage of a zygote?
Deletion
which of the following is the distinguishing feature between the kingdom classification system and then domain classification system?
the kingdom system places domain on a lower level in the classification hierarchy.
Which of the following is true about all unicellular organisms?
they must perform all the functions of life within the confines of a single cell
are organisms in this phylum are carnivorous that use specialized stinging cells to capture their prey and also display radial symmetry
Cnidaria
which statement accurately describes the relationship between genes and alleles?
Alleles represent the variety of forms a specific Gene can take.
which of the following structures is immature, ripened ovary of a flowering plant?
Fruit
which of the following describes the difference between apical and lateral meristem?
Apical meristem produces vertical growth; lateral meristem produces thickening growth.
Which of the following is the variable in a scientific investigation that is manipulated by the researcher in order to test the hypothesis?
Dependent