cells and tissues
cells and tissues
cells and tissue
cells and tissues
cells and tissues
100
The network of nuclear threads, composed of DNA and protein, that condense to form chromosomes during mitosis is called?
Chomatin
100
Cellular material located outside the nucleus but inside the cell membrane is called ____________.
cytoplasm
100
The random movement of molecules (and ions) down their concentration gradient is called __________.
diffusion
100
The step, during protein synthesis, of assembling proteins by decoding the information in messenger RNA is called __________.
translation
100
This type of epithelial tissue found lining organs of the digestive system such as the small intestines is the __________.
simple columnar
200
The specialized cellular compartments within the cytosol of the cell are collectively called?
organelles
200
Name this type of tissue:
stratified cuboidal
200
In cell division, the term that refers to division of the duplicated chromosomes is __________.
mitosis
200
A cell that is in a very salty environment is in a ___________ solution.
hypertonic solution
200
The cell type found in nervous tissue is the __________.
neuron
300
Whiplike cellular extensions that move substances along the cell surface are called?
Cilia
300
The component of a solution that is present in the smaller amount and is dissolved is the __________.
solute
300
The period of the cell cycle when the cell grows and performs its metabolic activities is __________.
interphase
300
The type of muscle tissue that can be controlled voluntarily is called __________ muscle.
skeletal
300
Tendons and ligaments are common to this type of connective tissue called __________.
dense fibrous tissue
400
The phospholipid tails are __________, which make the plasma membrane impermeable to water.
hydrophobic
400
What is required in order for simple diffusion to occur?
a. ATP
b. protein channels
c. a difference in concentration inside vs. outside
d. a difference in pressure inside vs. outside
c. a difference in concentration inside vs. outside
aka: "concentration gradient"
400
After DNA replication has occurred, each of the two strands making up a chromosome is called a __________.
chromatid
400
The type of tissue consisting of cells embedded in an extracellular matrix is __________ tissue.
connective
400
__________ tissue contains cells called fibroblasts that make fibers such as collagen.
connective
500
Tiny finger-like projections of the plasma membrane that increase its surface area are called __________.
microvilli
500
The movement of substances through the cell membrane against their concentration gradient is called __________.
active support
500
Which of the following is NOT present in epithelial tissues?
a. basement membrane present
b. apical surface present
c. well-vascularized
d. present on inside and outside of surfaces
c. well-vascularized
***epithelial tissue is NOT well-vascularized
500
The type of connective tissue that contains fat stored in adipocytes is called __________.
adipose tissue
500
Many layers of cube-shaped cells should be termed __________ epithelial tissue.
stratified cubodial