Life Science Fall Semester Questions

A prediction of what you think will happen.

Who proposed a five kingdom system?

A tiny organelle that produces protein for the cell. Often attached to the endoplasmic reticulum.

_________ produces small amounts of ATP by partially breaking down glucose without oxygen.

Organisms that can make their own food.

An immune response is caused by proteins is called?

In mitosis two cells also called _________ cells are produced from a parent cell and are identical.

A flexible, thin protective layer around the cell, controls what goes in and out.

Contain the green pigment chlorophyll.

This scientist, an English botanist, observed the first nucleus in a plant cell.

The process in which living things use gasses to produce energy.

Structures that direct growth and reproduction, hold genetic information.

A thin whiplike structure that helps an organism move through liquids.

The ________ is the standard unit for volume

A scientist who studies animals.

An organelle that modifies and transports protein found close to the cell membrane.

The amount of matter in an object.

The breaking down of food into simpler substances is called?

Worldwide viral infections account for up to _________ not counting severe influenza epidemics.

This German scientist confirmed that all cells arise from preexisting cells.

An organelle that functions as the cell's transportation system. (Two types)

A series of chemical reactions that break down or make materials that the cell needs.

Special proteins that speed up chemical reactions in an organism or cell.

Who devised a way of naming organisms? (two parts)

A pure substance that cannot be broken down into simpler substances.

During ____________ food molecules are broken down into useable energy.

Asexual reproduction in which a small part of the parent develops into an independent organism.

The sum of all the chemical activities taking place inside a living cell or organism.

The scientific classification of organisms is called ?

The ability to maintain a stable internal environment.

The sample in an experiment in which the variables are kept at a base level.

Bacteria that need oxygen to live are called?

_________ attempt to explain why things are the way they are and will never become a law.

The cell's control center; it stores the cell's genetic information and controls the cell's functions.

Anything that affects the activity of an organism.

A virus that infects a bacteria.

The separation of cytoplasm is called _______.

Something noticed through the senses.

A particle consisting of two or more atoms chemically tied together.

The amount of space an object occupies.

The systematic study of creation using methods based on observation and experimentation.

These are drugs used to kill harmful bacteria.

The thin membrane around a nucleus.

The relationship in which one organism lives on, near, or inside another organism and at least one benefits.

The theory that living things can develop from nonliving matter.

Organelles that recycle worn-out cell organelles and destroy invaders such as bacteria.

Organisms that get their enery by breaking down the remains of dead organisms or animal wastes.

Bacteria are one-celled organisms without a nucleus and belong to the Kingdom _______?

___________ is the internal pressure created by the diffusion of water into the plant cell.

________ is how tightly matter is packed together.

Scientsist who study microscopic life forms and their processes.

A group of organisms that can mate with one another and produce fertile offspring.

The movement of particles from an area of higher concentration to an area of lower concentration.

Reproduction that involves only one parent and in which the offspring is identical to the parent.

A jelly-like substance that surrounds everything inside the cell.

Some bacteria have a slimy layer outside their cell, it protects them from destructive chemicals.

This scientist is a German botanist who confirmed that plant tissues were also composed of cells.

The cell wall determines the bacterium's _______ and allows it to live in a wide variety of environments.

Removing all of the moisture from a food before sealing it in an airtight package

A protective capsule that protects the bacteria from extreme heat or from drying out.

Disease-causing microorganisms.

_________ transport requires the cell to expend energy.

This scientist was the first to observe bacteria and protozoa. He called them "animalcules".

The diffusion of water through a membrane

The ___________ is the standard unit for mass.

Chemicals added to food to slow the growth of bacteria and mold.

A virus that carries its genetic material in the form of RNA.

The process of heating milk or other liquids to kill harmful bacteria.

A process in which food is heated to kill the bacteria and sealed in airtight containers.

Bacteria divide by _______ which is cell division in which one cell splits into two cells.