Science Mid-term exam

type of cell division that results in half the number of chromosomes as the original and allows for genetic variation

middle stem-like part of the pistil

How many independent variables should you test during a simple experiment

Type of cell division that results in 2 new cells and is responsible for making new body cells

organized way to address a problem

a growth response of a plant toward or away from anything in its environment

In what language are scientific names written?

characteristic that separates bacteria from all other organisms

cross between a homozygous recessive parent and heterozygous parent

Makes the plant's food by the process called photosynthesis

an organism whose cells have walls and nuclei, but no chloroplasts

fibrous roots

organ system that transports oxygen rich blood cells throughout the body

The base of the pistil that contains ovules that contain egg cells

using 3 different sized foam balls to represent Mars and its moons is an example of

system that provides support and movement for the body

single group of organisms that can reproduce among themselves

net-like leaf veins

Which cross is between pure dominant and pure recessive parents?

Which cross is between 2 heterozygous parents?

produces the pollen

part of the flower that helps protect the other parts and attracts animals for pollination

characteristics that can be passed only from one living thing to its young

Which cross will produce 2 short peas?

takes place when sperm cells from pollen grains enter ovules and join with egg cells

The name of a group of plants whose seeds are not surrounded by a fruit

identical alleles paired together for a specific trait

structure made up of at least 2 types of tissues that work together to perform a specific job in the body

microscopic organisms that may have characteristics of plants, animals, or fungi

A possible answer or solution that can be tested

sticky structure of a flower that captures the pollen grains that fall on it

A wide-mouthed container used to transport, heat, or store substances

plants that germinate, flower, make seeds, and die within one growing season

a stronger trait that will show up in an organism even if only 1 factor for it is present

flowering vascular plant whose seeds are surrounded by a fruit

Greek meaning of the word gymnosperm

animal with a backbone

physical result of a gene combination

Correct way to write the scientific name for the house cat

the variable, in an experiment, that you change in order to see its effect

part of flower that covers the bud and protects it as it develops

Who is considered the Father of Genetics?

structures that carry an organism's genetic information

variable that may or may not change during an experiment, the measured variable

xylem transports

alleles paired together that are different from each other

an egg cell and sperm cell unite to form a single cell

stiff outer layer that surrounds and protects the cell and gives it shape

hair-like structures that help a paramecium "swim"

A seed leaf that stores food for the embryo

where the pollen is produced in the stamen

A human body cell has ____ chromosomes

a group of organisms that share major characteristics -first part of an organism's scientific name

1 cotyledon

does not receive treatment during an experiment

flower parts in 4s and 5s

group of organs that work together to perform a specific function

grid system used to determine possible genotypes of offspring

pieces of DNA that carry all info passed from parent to offspring

the genetic make-up, or combination, of an organism

phloem is a transport tissue in plants that transports

plants that return year after year

1st thing you should do if an accident occurs in the lab

brain or control center of the cell

chemical that provides detailed instructions to the cell about every function of life

process by which water leaves plants through the stomata

an organism starts life as

7 levels of classification-starting with highest level

A stalk that connects the anther to the plant

In which type of cell division is there replication of DNA?

A feature of an organism that helps it survive

1st step in angiosperm reproduction

The study of heredity

should state whether or not your hypothesis was or was not supported

cell control center

scattered vascular tissue

specialized cells with similar structure and functions

The sorting of things into groups of similar items

Which of these is not found in an animal cell?

female reproductive organ of the flower

narrow-mouthed container used to transport, heat, or store substances, often used when a stopper is required

structure containing cells that can grow to become new plants without joining with other cells

part of the cell where energy is produced

describes a weaker trait that will show up in an organism only if no factor for the dominant trait is present