Question | Answer |
What molecules form much of cell membrane? | phospholipids |
What molecule is the major energy carrier in the cell? | ATP |
What type of molecule is in DNA? | a nucleic acid |
What do gravity, sounds, and light have in common? | They are examples of stimuli |
Maintaining stable internal conditions is called? | homeostasis |
What happens when organisms reproduce? | They make organisms similar to themselves. |
What is passing traits from parent to offspring called? | heredity |
What do most of the chemical reactions involved in a metabolism require? | water |
What is a complex carbohydrate manufactured by plants? | starch |
When a duck dives under water, its inner eyelids automatically raise to cover the ducks eyes.Water acts like a? | a stimulus |
The molecules that provide energy for cellular processes is? | ATP |
The sub-units of proteins are? | amino acids |
What are all living things made of? | one or more cells |
What are food, water, air, and a place to live? | basic needs of all living things |
How much of the human body is water? | about 70% |
What are hunger, sounds, and light? | examples of stimuli |
What is one thing all living things do? | they grow and develop |
What is one characteristic that all living things share? | Their cells have DNA |
How do people warm up their bodies when they are cold? | They shiver |
What is the smallest unit that can perform all life processes? | a cell |
What is the total of all of the chemical activities that the organism performs? | metabolism |
What is an energy-storing compound that cannot mix with water? | lipid |
What is a molecule that forms much of cell membrane? | phospholipid |
What is a large molecule made up of smaller molecules called amino acids? | Protein |
What is a molecule that is sometimes called the blueprint of life? | nucleic acid |
What is a molecule made of sugars? | carbohydrate |
What is an organism that breaks down the remains of dead organisms or animal waste to get energy? | a decomposer |
What is an organism that eats other organisms or organic matter? | a consumer |
What is an organism that makes its own food? | a producer |
Why is osmosis important to cells? | cells are made with fluids that are made mostly of water. |
Cellular Respiration is the process that? | cells use oxygen to produce energy from food. |
One type of fermentation in muscle cells produces? | lactic acid |
What does photosynthesis do? | Allows a plant to get food |
Organelles and chromosomes are copied during? | The first stage of the eukaryotic cell cycle. |
When particles of an area of high concentration, travel to an area of low concentration is called? | diffusion |
Diffusion allows materials to? | move in and out of cell |
A cell doesn't use energy during? | diffusion |
When water diffuses into and out of a cell, it is called? | osmosis |
Why does a plant need to produce glucose? | in order to obtain energy |
Fermentation occurs when a cell can't get? | oxygen needed for cellular respiration |
Food particles move through a cell membrane without using energy in a process called? | passive transport |
What is a product of photosynthesis? | glucose |
What do all organisms need in order to live? | energy and raw materials |
What do all organisms need to get rid of in order to live? | waste |
What do materials go in and out of an organisms cell through? | cell membranes |
Moving materials through a cell membrane by active transport requires the use of? | energy |
Osmosis benefits plants by bringing in? | water |
When a human feels hungry, his or her cells need? | energy |
the sac formed around a large particle to allow a cell to take in or remove the particle? | vesicle |
Where is chlorophyll located? | in chloroplast |