Biology Semester Review

Ice floats on water because

Which of the following is responsible for chemical bonding?

Which of the following is true about pH?

Which class of organic compounds forms tissues, fights disease and regulates chemical reactions

What type of electron is available to form chemical bonds?

What is the bond that holds water MOLECULES together?

Which statement is true?

If a cell can no longer make protein, what organelle is missing?

structure made of microtubules, microfilaments and intermediate filaments

When hydrogen and oxygen join to form water, water would be

The nucleus of the cell

The most abundant compound in most living things is

Which of the following makes a molecule of water

Which of the following processes includes all the others?

Which of the following pH readings would be considered acidic?

Which of the following statements is true?

If a reaction releases energy, the reaction in the opposite direction

Which organic compounds are formed of repeating units called amino acids?

Which of the following is a biological catalyst?

What property of carbon allows it to be the backbone of life?

According to the periodic table, how many electrons does Oxygen have?

When an atom loses electrons it is considered a(n)

Br^-

A compound that has an unequal sharing of electrons is considered to be

Which of the following is a use or radioactive isotopes?

Which type of cell contains a true nucleus and organelles

Which of the following is the site for protein production?

Place where cells store water, proteins and salts

A _ is a large molecule made of repeating units called _.

which type of cell contains a true nucleus and organelles?

Which of the following organelles contains a substance called chromatin?

Which of the following can be smooth or rough producting lipids or proteins for the cell?

Which of the following compounds is used for energy at the cellular level?

Which of the following is a true statement based on the cell theory?

white blood cells engulf bacteria through what process?

Which of the following organelles can only be found in plants and algae?

a monosaccharide is a

Isotopes have a different number of neutrons and therefore a different

Which type of bond is the result of the transferring of electrons?

Which of the following elements are not considered important to life?

which of the following statement is correct about diffusion?

If a cell can no longer produce energy, what organelle is missing?

Which of the following statements about a compound is true?

All cells are considered _ in nature because materials enter the cell from the environment

Which of the following lists the most common elements in living things?

Which of the following statements is true referring to simple diffusion?

How do enzymes speed up a chemical reaction?

The space surrounding the nucleus of an atom contains

cytology is considered the

Water is considered polar because

Which organic compounds have a ratio of 1:2:1 of carbon to hydrogen to oxygen

Which organelle contains digestive enzymes?

Isotopes of the same element have a different number of

Which of the following is an element?

Which of the following bonds is a result of atoms sharing electrons?

When salt is dissolved in water, water is the

What type of ion forms when an atom loses electrons?

Which organelle modifies sorts and packages proteins?

Which organic compounds are commonly called fats, oils and waxes?

A substance with a pH of 6 is called

According to the periodic table, how many neutrons does lithium contain?

Which statement best explains why a cell cannot grow to a large size?

Which of the following compounds is used for storing genetic information?

The attraction of water molecules to each other is

Nucleic acids carry the genetic information for organisms, the instructions for making

cytology is considered the