Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
36 Cards in this Set
- Front
- Back
|
In which organelle is DNA replicated?
a)ribosome b)nucleus c)cell membrane d)cell wall |
b)nucleus
|
|
|
Which stage of meiosis does crossing-over occur?
A)anaphase 1 b)anaphase 2 c)prophase 1 D) the absence of a nucleus |
D)the absence of a nucleus
|
|
|
Which characteristic can be used to describe a prokaryote cell?
|
the absence of a nucleus
|
|
|
Which of the following is an example of a gamete?
|
sperm cell
|
|
|
This organelle is the "powerhouse" of the cell?
|
mitochondria
|
|
|
Diffusion is the
|
movement of solute from high concentration to low concentration
|
|
|
Diffusion of water across a membrane is called
|
osmosis
|
|
|
In active transport, carrier proteins
|
move from low concentration by diffusion
|
|
|
The process whereby plants capture energy and make complex molecules is known as
|
photosynthesis
|
|
|
Chlorophyll is green because
|
photons of green wavelengths are reflected
|
|
|
The source of oxygen produced during photosynthesis is
|
water
|
|
|
Which of the following are essential raw materials for photosynthesis
|
carbon dioxide and water
|
|
|
This molecule is and a amino group and carboxyl group
|
amino acid
|
|
|
DNA and RNA are both
|
nucleic acids
|
|
|
In eukaryotes, the electron transport chain is located in the
|
inner mitochondrial membrane
|
|
|
The raw materials required for cellular respiration are
|
glucose and oxygen
|
|
|
Glycolysis occurs in the
|
cytoplasm
|
|
|
The first step of fermentation is always
|
glycolysis
|
|
|
Which of the following equations represent cellular respiration
|
6CO2 + 6H20- C6H1206 +6O2
|
|
|
_____is the first step in cellular respiation that begins releasing energy stored in glucose
|
glycolysis
|
|
|
since fermentation does not require oxygen it is said to be
|
anaerobic
|
|
|
DNA that is spread out in a non-diving cell is called
|
chromatin
|
|
|
The two copies of each of each chromosome that are the same size, same shape, and carry genes for the same traits are called ____ chromosomes.
|
homologous
|
|
|
The two chromatid arms on a chromosome are ____
|
identical copies
|
|
|
Homologous chromosomes are _____
|
similar but not identical
|
|
|
The substance that dissolves to make a solution is called the ____
|
solute
|
|
|
During diffusion molcules tend to move
|
down the concentration gradient
|
|
|
When the concentration of a solute is the same throughout a system, the system has reached
|
equilibrium
|
|
|
The diffusion of water across a selectively permeable membrane through aquaporins is called
|
osmosis
|
|
|
Phagocytosis, pinocytosis, and exocytosis are all kinds of ____ transport.
|
active
|
|
|
____ transport requires energy from ATP to move substances acroos membranes.
|
active
|
|
|
A cell must expend energy to transport substances using
|
proton pumps
|
|
|
White blood celss engulf, digest, and destroy invading bacteria using
|
phagocytosis
|
|
|
Endocytosis that brings in smal dissolved molecules (solutes) and fluids is called
|
pinocytosis
|
|
|
Golgi bodies use _____ to transport molecules out of cells.
|
exocytosis
|
|
|
Placing an animal cell in a hypotonic solution will cause water to
|
move into the cell
|
