Part One Flashcards
Proteins that act as catalysts to speed up chemical reactions in living things?
Enzymes
A human is a _______
Heterotroph
Th science of life is called?
Biology
A living thing that is composed of more than one cell is called?
Multicellular
The three parts of a nucleotide?
Nitrogen,sugar,phosphate
Amino acid subunits join together to make?
Proteins
Adenine,Thymine,Cytosine,Guanine,and Uracil are used to make?
Nucleotides
Glucose is a?
Carbohydrate
Proteins that act as catalysts to speed up chemical reactions in living things?
Enzymes
Reactant that binds to the active site of an enzyme during a chemical reaction?
Substrate
Reproduction in which the offspring comes from the genetic material from a single parent?
Asexual reproduction
All the organisms that live in a place plus their non-living environment?
Ecosystem
Another name for autotrophs?
Producers
The portion of the earth in which all life exists?
Biosphere
Matter moves through ecosystem in?
Bio geochemical cycles
Heterotroph that obtains energy by eating only plants?
Herbivore
Heterotroph that breaks down organic matter?
Decomposer
Heterotroph that feed on dead plants and animal remains?
Detritivore
Heterotroph that eats only meat?
Carnivore
Organisms that are able to take in energy from their environment and make their own carbohydrates are called?
Autotrophs
The ____ is the basic unit of life.
Cell
What do ribosomes make?
Proteins
What is the function of the cell membrane?
Controls what enters or leaves cell
When DNA is spread out in the nucleus of a cell of non-dividing cell it is called ______?
Chromatin
Small structure in a cell that performs a specific function?
Organelle
Mitochondria burns?
Glucose
Makes proteins?
Ribosomes
Contains chromatin?
Nucleus
Makes lipids for membranes?
Smooth ER
Makes ATP?
Mitochondria
Modifies and transports proteins made on ribosomes?
Rough ER
Regulates calcium levels in muscle cells?
Smooth ER
Contains genetic info?
Nucleus
Give cell shape/support?
Cytoskeleton
Place for photosynthesis?
Chloroplast
Large storage space?
Vacuole
A plant cell is a?
Eukaryote
This organelle contains the molecules for photosynthesis?
Chloroplast
Plants “look green” because they _____ green wavelengths of light?
Reflect
A ______ is a molecule that absorbs energy and is used by green plants to absorb sunlight?
Pigment
Space surrounding the thylakoids is called the?
Stroma
The main photosynthetic pigment in green plants?
Chlorophyll
An organism that can make its own food like a green plant is called an?
Autotroph
Molecules that interact in a chemical reaction that are written on the left side of a chemical equation are called?
Reactions
An organisms that can’t make its own food and must get its energy from consuming other organisms?
Heterotroph
Molecule made of ribose,adenine, and 3 phosphates used by living things to store and release energy?
ATP
The change in shape of a protein at extremes of temperature or pH?
Denaturing
6 carbon sugar molecule that is the main product of photosynthesis and is used as the fuel burned by cells?
Glucose