Biology
hypertonic
"above strength"; a sugar solution that is more concentrated compared to a dilute sugar solution
isotonic
"same strength"; a sugar solution that is the same strength compared to another sugar solution
which cell model absorbed the purple liquid the most efficiently
1 cm cube
which cell model filled the fastest
1 cm cube
which cell would have a larger surface area to volume ratio
1 cm cube
what is the surface area to volume ratio of real living cells
2000:1
water is most dense at...
4 degrees Celsius
all living things are...
70% water
What is the role of enzymes is the DNA replication process?
Enzymes split the DNA molecule into two rails and then transport corresponding nitrogenous bases to each rail.
A pair of mice are bred several times, generating the following data table. What are the most likely genotypes of the parents? (table shows black fur: 22 white fur: 23 and total is 45)
Ff and ff
formula of photosynthesis
H20 (water)+ CO2 (carbon dioxide)+ radiant energy (sunlight) ---> C2H12O6 (glucose) + 02 (oxygen)
when one DNA molecule is replicated, the result is two DNA molecules. What is true of the second DNA molecule?
It is identical or nearly identical to the first DNA molecule.
what three components make up a nucleotide
a phosphate, a deoxyribose, and a nitrogenous base
two mice with white fur are bred. what will be true of the offspring?
all of the offspring will be white
nuclear membrane
allows materials to move into and out of the nucleus, controls what enters and leaves the cell
enzymes
amylase, RUBISCO
defense proteins
antibodies
somatic cells
body cell, only part of the body except for the sperm and egg, diploid
two black-fur mice are bred, and have the litter shown below. What is the most likely explanation for the presence of the white- fur offspring? (4 black mice black eyes and one white mice black eyes and parents r both black fur and eyes)
both of the barents are heterozygous
storage proteins
casein, albumin
hierarchy of living things
cells--tissues--organs--systems--organism
animal cell
centriole and no cell wall
plant cell
chloroplast and cell wall
discrete data
circle and bar graph
what does DNA stand for
deoxyribonucleic acid
chromatin
dissolved DNA and consists of a DNA bound
A fish lives in the ocean. To solve the problem brought about by osmosis, the fist must...
drink seawater
dependent variable
factor in an experiment that a scientist wants to observe
structural proteins
hair, fur, horns
active transport
happens when cells move materials in the opposite direction you would expect- against a concentration gradient
transport proteins
hemoglobin
continuous data
histogram, line, and scatterplot graph
what are the 8 proteins
hormones, toxins, structural proteins, defense proteins, transport protein, enzymes, muscles, and storage proteins
if a cell swells when placed in a solution, the solution is...
hypotonic
hormones
insulin, testosterone, and oxytocin
rough ER
internal membrane system and involved in the synthesis of protein
osmosis
is the diffusion of water through a selectively permeable membrane
concentration of a solutions
is the mass of solute in a certain amount of solution
endocytosis
is the process of taking in materials into the cell by means of infoldings, or pockets, of the cell membrane
genotype
letters
polygenic trait
many genes effecting one trait
cancer
mitosis gone crazy
golgi body
modify, sort, packages proteins and other materials
casein
mothers breast milk
mitochondrion
organelles that convert chemical energy and stored in food
what do fish do to keep homeostasis?
pee a lot
toxins
poison dark frog, poison ivy
hypothesis
possible explanation for a set of observations or possible answer to a scientific question
centriole
pulls chromosomes to opposite ends of the cell during mitosis
smooth ER
ribosomes not found on surface, internal membrane system where lipid components of the cell membrane are assembled
genes
sequence of DNA that codes for a protein and thus determines a trait
cilium
short hairlike protection similar to a flagellum; produces movement in many cells
ribosomes
small particles of RNA and protein found throughout the cytoplasm, where proteins are made
vacuole
storage/store, water, and carbohydrates
SPONCH stands for...
sulfur, phosphorus, oxygen, nitrogen, carbon, hydrogen
which of the following is true about the genotype of the mouse shown below? (its a white mouse with black eyes)
the mouse must be ff
which cell model absorbed the purple liquid the fastest
they all absorbed at the same speed
which cell model absorbs the most purple liquid
they all absorbed at the the same speed
chromosomes
threadlike structure within the nucleus containing the genetic information that is passed from one generation of cells to the next
what is a possible litter for two heterozygous black mice?
three black offspring and two white offspring, five black offspring, and four white offspring and one black offspring
theory
well tested explanation that unifies a broad range of observations
solute
what u dissolve in a liquid
equilibrium
when the concentration of a substance is equal on both sides of the cell membrane, what is the system reached?
nucleus
where DNA is stored and the control center of the cell
nucleolus
where RNA is made
phenotype
words