QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
eukaryotes organisms whose cells have a nucleus and organelles are known as...
red blood cells a nucleus is present in all human cells except...
histone proteins that provide a supportive framework for the DNA in chromosomes are
composed of...
nucleolus the dense mass within the nucleus that contains ribonucleic acid is referred to as
the...
rough when ribsomes are present on the endoplasmic reticulum, the endoplasmic reticulum is
said to be...
golgi body before being sent to their final destinations, proteins and lipids are processed in a
cellular organelle called the...
mitochondria organelles where cell energy is released from food molecules and where ATP
molecules are produced are the...
microtubules the main components of the cytoskeleton are intermediate filaments,
microfilaments, and...
phospholipids the plasma membrane of cells is composed of lipids known as...
diffusion the movement of molecules from a region of high concentration to a region of low
concentration is referred to as...
osmosis water molecules move across the plasma membrane from a region of low solute
concentration to a region of high solute concentration in the process of...
proteins facilitated diffusion takes place in the plasma membranes...
active transport when chemical substances are moved from a region of low concentration
to a region that is already high in concentration, the process is known as...
pinocytosis endocytosis can imply phagocytosis when particulate matter is taken into the cell,
but when droplets of fluid are taken in, the process is known as
exergonic reactions those chemical reactions taking place in the body and accompanied by a
release of energy are known as....
, endergonic reactions those chemical reactions in which energy is obtained and trapped from the
environment are called...
enzymes proteins that speed up chemical reactions while themselves remaining unchanged
are....
ase with a few exceptions, the names of all enzymes end in...
adenosine triphosphate (ATP) the immediate energy currencey used by virtually all cells
of the human body is...
increases when the temperature increases, the rate of an enzyme reaction...
ribose the three parts of an ATP molecule are adenine, phosphate units and the carbohydrate
known as...
nucleosomes in the cell nucleus, DNA molecules are wound around globules of histone to
yield....
chromatin during the time that the chromosomes cannot be distinguished, the mass of DNA
in the cell's nucleus is called, ..
mitosis the phase of the cell cycle during which the cell divides to form two daughter
cells is called
S phase the phase of interphase in which the DNA replicates in preparation for mitosis is...
G1 phase the phase of interphase when the cell synthesizes its structural proteins and
enzymes is...
spindles during the G2 phase of interphase, the cell prepares for mitosis and proteins
organize themselves into a series of fibers called...
chromatids the pairs of chromosomal material found in prophase are the...
centrioles during prophase, the microscopic bodies that migrate to opposite sides of the cell
are the...
kinetochore during prophase, chromatids attach to the spindle fibers at the region of DNA
known as the...
metaphase the stage of mitosis in which pairs of chromatids line up in the equatorial plane is
telophase when chromosomes arrive at the opposite poles of the cell, the cell is said to be in
phase of mitosis calles...