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?
