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