Biology Unit 3 set 3

gene

A ___ is a subunit of information within a chromosome.

insoluble

facilitated diffusion necessary when molecules are

plasma membrane

this has phospholipid and protein and is a selective membrane

specialization

Multicellular organisms exhibit a division of labor among cells known as

system

Multiple organs which are engaged in a specific process form a(n)

cell wall

The fibrous outer covering surrounding plant cells is the

semipermeable

The plasma membrane allows some molecular species to enter and excludes others. It is therefore referred to as a _________ membrane

high

The relative concentration of water in a hypotonic solution is

organ

Two or more tissues which cooperate as a unit are considered a(n

hypotonic

When an animal cell is placed in a _______ solution it will gain water and may burst

active transport

When the cell concentrates potassium within, against the natural tendency of matter, it is performing:

ribosomes

are responsible for linking amino acids together.

plasma membrane

is made up of a double layer of phospholipids

organism

A functional plant or animal, existing through the cooperative organization of interrelated systems, is called a(n)

tissues

A particular function performed by an arrangement of similar cells is characteristic of

one

Some organisms consist of just ___ cell.

cytoplasm

The cellular material outside the nucleus is called the

osmosis

When water moves freely from a membrane containing a higher concentration to a lower concentration, the diffusion is called

cell wall

this has cellulose and give strength to the cell

isotonic

A water solution that has the same salt concentration as the cells is said to be

organelles

All the _______ within a cell are interrelated and dependent on one another

pyruvic acid

Glycolysis ends in the production of

mitochondria

Organelles that produce energy for the cell and ultimately the body are called

nucleoli

Ribosomal RNA is produced by

meiosis

The division of the nucleus in reproductive cells is called:

adenosine diphosphate

The energy molecule "ATP" is a product of the reactant

ATP

The energy required for the mechanism of "active transport" comes from the product of ___ decomposition

proteins

The plasma membrane is made chemically of a molecule that has both polar and nonpolar ends and contains _____ inside its structure.

nucleus

The spherical object within a cell which controls its activity is called the

excretion

Which of the following is a system operation in protozoa?