Part of the Respiratory system

the powerhouse of the cell; produces energy

green chlorophyll containing organelle that changes sunlight into glucose for the plant

the control center of the cell; contains DNA. Also the center of an atom

As water travels through the water cycle, it undergoes physical changes, why is this?

In a solution, the substance in which the solute dissolves.

substance formed by the chemical combination of two or more elements in definite proportions

water

outer layer that supports and protects the cell; controls what enters and exits the cell

a region around the nucleus of an atom where electrons are likely to be found

a controlled procedure designed to answer a scientific question

a possible testable answer or explanation

step 4 in mitosis

a series of steps that a scientist follows in order to solve a problem or answer a question

Left side of Periodic Table

step 3 in mitosis

The positively charged parts of an atom (found in nucleus).

The neutrally charged parts of an atom (no charge, found in nucleus).

A mixture where you can see the different parts of the mixture.

Energy cannot be created or destroyed, it only changes form.

During physical changes, 2 things are always conserved.

Right side of Periodic Table

mixture in which substances are evenly distributed (you cannot see the different parts)

Shiny, conducts electricity, malleable, ductile

Dull, poor conductor, brittle

2 or more substances mixed together but NOT chemically bonded

Matter cannot be created or destroyed, it only changes form.

-cannot be broken down into any other substance

subatomic particles that are located the farthest away from the nucleus- determine bonding

Means "salt producer" also group 17

2 or more atoms bonded (same or different)

A substance that is dissolved in a solution.

a homogeneous mixture of two or more substances evenly dispersed throughout

shows the elements in a compound and the set ratio of the atoms

anything that has mass and takes up space (volume)

describes a trait that covers over, or dominates another form of that trait

a type of passive transport in cells in which molecules move from areas where there are more of them to areas where there are fewer of them

chemical process that uses oxygen to release stored energy from food molecules, producing waste carbon dioxide and water

fission, budding and regeneration; a new organism is produced from one organism and has DNA identical to the parent organism

contains digestive enzymes that destroy damaged organelles and invaders

elements in group 18 that have complete outer shells

created one of the first periodic tables by using atomic mass

where digestion begins

pumps blood through the body

not found naturally on earth, all elements higher than 92

organ that passes oxygen to the blood

the mass of an object or a sample of a substance divided by its volume

strands of tough connecting tissue that connects muscles to bones

single-celled organism that has no nucleus or membrane bound organelles

captures light energy that is used to make a sugar called glucose

a cell that has half the number of chromosomes found in the organism's body cells; an egg (female) or sperm (male)

the period below lanthanides, very unstable

moves and supports the body; protects internal organs

a statement that sums up the experimental results

a tool used to predict the probability of certain traits in offspring that shows the different ways alleles can combine

pieces of information

an offspring that was given different genetic information for a trait from each parent

describes an organism with two different alleles for a trait

new diploid cell formed when a sperm fertilizes an egg; will divide by mitosis and develop into a new organism

haploid sex cell formed in the male reproductive organs

in sexual reproduction, the joining of a sperm and egg

describes a trait that is covered over, or dominated, by another form of that trait and seems to disappear

a type of reproduction in which two sex cells, usually an egg and a sperm, join to form a zygote (fertilization), which will develop into a new organism with a unique identity.

step 1 in mitosis

the passing of traits from parent to offspring

The temperature at which a liquid changes to a gas

The temperature at which a solid becomes a liquid

haploid sex cell formed in the female reproductive organs

The ability to dissolve in another substance

structure in a cell's nucleus that contains hereditary material; DNA

the amount of matter in an object

A characteristic of a pure substance that can be observed without changing it into another substance

an alternate form that a gene may have for a single trait; can be dominant or recessive

gel-like mixture inside the cell membrane that contains heredity material and is the location of most of a cell's life processes

process and packages materials for export

moves materials around the cell and is made up of a complext series of folded membranes; can have ribosomes attached (rough E.R.)

gives shape and protects the cell; found only in plant cells

A change in matter that produces one or more new substances

A material's ability to burn in the presence of oxygen

A change in a substance that does not involve a change in the identity of the substance

Gregor Mendel used these plants to discover dominant and recessive genes.

where most of the earth's oxygen is found

simple sugar made from photosynthesis

human body cells have this many pairs of chromosomes

the human body cell has this many chromosomes

pairs of chromatids line up across the center of the cell during this phase

contains organs that produce liquid waste

when the cells completely separate to form two new cells

smallest unit of an organism that carries out the functions of life

cells that no longer divide

A state of matter with no definite shape or volume

Definite shape and volume

A state of matter that has no definite shape but has a definite volume.

relays messages

produces offspring

a process that produces 2 new cells

the exchange of oxygen & carbon dioxide

helps you move & protects your bones

store food & water & get ride of waste

produce proteins

the organelle in which photosynthesis occurs

carbon dioxide + water, sunlight = glucose & oxygen

process by which plants and many other producers use light energy to produce a simple sugar from carbon dioxide and water and give off oxygen

outward physical appearance and behavior of an organism as a result of its genotype

the movement of oxygen and carbon through the environment

group of similar cells that work together to do one job

cell process in which the nucleus divides to form two nuclei identical to each other, and identical to the original nucleus, in a series of steps - prophase, metaphase, anaphase, telophase

structure in the cytoplasm of a eukaryotic cell that can act as a storage site, process energy, move materials, or manufacture substances

structure, such as the heart, made up of different types of tissues that all work together

a measure of how much of one substance is dissolved in a certain amount of another substance

allowing only certain substances to pass through

the first period below the periodic table, they are mixed with more common metals to form alloys

Breaks down food into nutrients the body can use; dispose of solid wastes

most are hard and shiny, less reactive, examples are iron, copper, nickel and gold

hard, grey-white, good conductors of electricity, calcium and magnesium are examples

very reactive, not found alone in nature, react violently with water

can be pulled into long wires

the ease and speed with which an element combines or reacts with other elements and compounds

A moose has long legs to help it run from predators. This is called

Describe what might happen if an organism's one main food source disappears

Why do some organisms like fish and amphibians produce many more offspring than other organisms?

A walking stick insect blends in with its environment.

What is the term used to describe when one organism tries to look like or resemble another organism?

Many types of birds will fly south for the winter. What term describes this journey?

What is the term used to describe a behavioral pattern that occurs when an animal greatly reduces their activity during the winter?

Bats are nocturnal, which means they sleep during the day and come out at night. What type of adaptation is this?

Transports oxygen, nutrients, and other needed materials to cells; transports wastes away from cells.

describes an organism with two alleles that are the same for a trait

the genetic makeup of an organism

the study of how traits are inherited through the actions of alleles

section of DNA on a chromosome that contains instructions for making specific proteins

occurs when molecules of one substance are spread evenly throughout another substance

Part of the Muscular system

Part of the Skeletal system

Part of the Reproductive system

Part of the Circulatory system

Part of the Integumentary system

Level 5 of organization in the human body (smallest to largest)

A chart of all chemical elements currently known, organized by their properties.

The total number of protons and neutrons in an atom's nucleus

The number of protons in the nucleus of an atom of an element

Part of the Digestive system

A tiny, negatively charged particle that moves around the nucleus of an atom.

Found along the 'staircase'. Have properties of both metals and nonmetals

Penguins are able to use counter shading to blend in the ocean as they swim. What is the benefit of penguin's camouflage?

If a lion and a polar bear move to a forest, why would the lion have a better chance to survive?

transition metals

Mice in Alaska hibernate longer, while mice in Florida hibernate for a shorter time. What cause the difference?

Deers freeze when they feel threatened. How does the adaptation help them survive?

How does a leopard use camouflage to protect itself?

Lizard becoming ill after eating a poisonous insect

Sea horses usually lays more than one egg at a time. How does laying more than one egg an important adaptation to help it survive?

What is the term used to describe a behavioral pattern that an animal is born with?

What is the term used to describe a characteristic that helps an organism survive in its environment and reproduce?

able to be hammered into thin sheets

vertical columns on the periodic table that have common properties

horizontal rows on the periodic table

Variation means every individual animal is different. What is the most important reason for a population to have individual variation?

If an organism is not adapted to a new environment, what might the organism do to survive?

the smallest unit of an element that maintains the properties of that element

Alkaline earth metals

Alkali metals.

Part of the Excretory System

Part of the Nervous System

Removes waste products from the body

•passive transport

•concentration of solutes outside is equal to inside. Same concentration of molecules inside and outside the cell.

Movement of substances

Helps defend and protect the body from the outside

Hypertonic

Cells found in people, plants, and all other animals

•opposite of hypertonic

Level 4 of organization in the human body (smallest to largest)

•concentration of solutes outside of cell is higher than inside Where do the molecules move to?

In hypotonic solutions

•diffusion of water across a semi-permeable membrane •direction depends concentrations on each side of the membrane