IBI Test I

What looks like a stack of hollow pancakes, packages, sorts and distributes molecules?

Which has the phases of mitosis in order?

During which phase do the sister chromatids separate and move away from each other?

In an electrically neutral atom, the number of _____ is equal to the number of ____.

What type of cell will form a cleavage furrow during cell division?

What is the correct format for the binomial name for human beings?

What type of solution will have the SAME solute concentration on both sides of the membrane?

The lower the pH

What is C?

Which term best describes the condition of red blood cell when placed in a HYPERTONIC solution?

What is the exchange of genetic material between nonsister chromatids called?

What is the capacity to do work?

What is the information center of the cell?

What organelle forms a membranous system of channels, branching through the cytoplasm?

All the members of one species belong to a(n) _____.

When does synapsis and crossing over occur meiosis?

A theory that is accepted by many scientists sometimes is called a _____.

What is E?

Is boron a stable or reactive element?

Which lipids are liquid at room temperature?

What are the lipids that contain phosphorus that are very important in cell membranes?

What is the carbohydrate found in plant cell walls that helps to make the walls strong?

How many electrons can fit in the shell closest to the nucleus of an atom?

What is C?

Which type of protein helps distinguish one cell from another?

If the diploid number of an organism is 32, what is the haploid number?

_____ consists of mitosis and interphase.

What is the genus name for human beings?

Where would you find the threadlike genetic material known as chromatin?

What is the proper sequence for classification categories?

What protein has a specific shape so that only a particular molecule can bind to it?

Many water molecules are weakly held together by what type of bond?

What structure prevents plant cells from bursting when placed in a hypotonic solution?

Which of the following is NOT a component of a nucleotide?

What are modifications that make an organism better suited to its way of life?

What is H?

During _____ meiosis, daughter cells will form, each containing one chromosome from each pair.

What is A?

What organelle is the site for photosynthesis?

What protein combines with a substance and helps it move across the membrane?

What is the study of living things?

What requires a vesicle to fuse with a membrane, discharging its contents outside the cell?

What organelle contains hydrolytic enzymes that can digest macromolecules?

How do plants store their sugar?

What is letter A?

What is D?

What is the pH of blood?

Isotopes of the same element differ in the number of _____.

How many electron shells/orbitals are in chlorine?

What is the monomer for nucleic acids?

What molecules dissociate in water, releasing hydrogen ions?

_____ is the process by which characteristics of species change over time.

During which phase do the chromosomes unwind and two daughter cells form?

What does it mean to be hydrophilic?

How many electrons are in the outer most shell of sodium?

What type of solution will cause cells to swell or even burst?

What is the following reaction: solar energy + CO₂ + H₂O → C₆H₁₂O₆ + O₂

_____ is the process where the characteristics of species change over time.

What phase of mitosis is shown?

What theory says prokaryotes entered eukaryotes and evolved into mitochondria and chloroplasts?

What protein transports sodium and potassium across the membrane?

What are the horizontal rows on the periodic table called?

The final shape of a protein is important to its _____?

What is the negative subatomic particle?

What is a chain of amino acids joined by peptide bonds?

What organelle helps maintain cell's shape, anchors organelles, and allows the cell to move?

Because certain molecules can move across the membrane while others cannot, it is called

If an atom gains or loses an electron, it is called a(n) _____.

What is G?

What is the monomer for protein?

What is C?

Which shows an plant cell in a hypertonic solution?

What is C?

What is A?

Which lipids are solid at room temperature?

Is helium a stable or reactive element?

During _____ of meiosis, the sister chromatids are lined up at the equator.

At what pH will the hydrogen ions be equal to the concentration of hydroxide ions?

What is letter H?

During which phase so the homologous chromosomes line up in the middle?

Where would meiosis occur in the human female?

Which term best describes the condition of red blood cell when placed in a HYPOTONIC solution?

Which of the following is an example of an emulsifier?

What is the atomic mass of an atom?

What is letter F?

What is the positive subatomic particle?

What pressure helps plants to maintain their upright position?

What is the general approach that scientists use to gather information?

Which molecule functions as an energy carrier in cells?

What type of solution will have a higher percentage of solute than that of the cell?

What is the diffusion of water across a differentially permeable membrane?

What is generally the last step in the scientific method?

What are the flattened sacs within chloroplasts called?

What atoms are always present in organic molecules?

What is E?

What is A?

Why are cells so small?

What are the monomers for carbohydrates?

During which phase does the nuclear membrane fragment and the nucleolus disappear?

When you burn yourself, you move away from the fire.  What characteristic of life is this?

How many electrons are in iron?

Which type of macromolecule is used for long-term energy storage, insulation, and cushioning?

What are the elements listed in group 8 called?

What is the difference between ¹²C and ¹⁴C?

Because water is polar, it acts as a _____.

What is the fundamental unit of life?

What is an example of a blood transport protein?

When does DNA replicate itself?

Which shows an animal cell in a hypotonic solution?

What chemical reaction is the following: C₆H₁₂O₆ + O₂ → CO₂ + H₂O + energy (ATP)

How many carbon atoms are in a pentose sugar?

An individual water molecule is held together by what type of bond?

What phase of mitosis is shown?

What is found in a scientific name?

What is the process of splitting a bond within a larger molecule by the addition of water?

How does oxygen in the alveoli of the lungs enter the blood?

What is a covalent bond?

What separates the contents of the cell from the surrounding environment?

What subatomic particles are found in the nucleus of an atom?

What organic macromolecule is used mainly for structure?

What is the movement of molecules from a high concentration to a low concentration?

What plant organelle stores waters, sugars, salts, pigments, and toxic substances?