What is the sum total of all processes in an organism which break down chemicals to produce energy and simple chemical building blocks?
100
Cell Wall
What is the rigid structure on the outside of certain cells, usually plant and bacteria cells?
100
Omnivores
What are organisms that eat both plants and other organisms?
100
Allele
What is one of a pair of genes that occupies the same position on homologous chromosomes?
100
Anterior end
What is the end of an animal that contains its head?
200
Anabolism
What is the sum total of all processes in an organism which use energy ans simple chemical building blocks to produce large chemicals and structures necessary for life?
200
Plasma membrane
What is the semipermeable membrane between the cell contents and either the cell wall or the cell's surroundings?
200
Consumers
What are organisms that eat living producers and/or other consumers for food?
200
Genotype
What is a two-letter set that represents the alleles an organism possesses for a certain trait?
200
Posterior end
What is the end of an animal that contains its tail?
300
Microorganisms
What are living creatures that are too small to see with the naked eye?
300
Cytoplasm
What is a jellylike fluid inside the cell in which the organelles are suspended?
300
Decomposers
What are organisms that break down the dead remains of other organisms?
300
Phenotype
What is the observable expression of an organism's genes?
300
Circulatory system
What is a system designed to transport food and other necessary substances throughout a creature's body?
400
Mutualism
What is a relationship between two or more organisms of different species where all benefit from the association?
400
Mitochondria
What are the organelles in which nutrients are converted to energy?
400
Autotrophs
What are organisms that are able to make their own food?
400
Heterozygous
What is a genotype with two different alleles?
400
Ganglia
What are masses of nerve cell bodies?
500
Parasitism
What is a relationship between two organisms of different species where one benefits and the other is harmed?
500
Chromatin
What are clusters of DNA, RNA, and proteins in the nucleus of a cell?
500
Heterotrophs
What are organisms that depend on other organisms for their food?
500
Recessive allele
What is an allele that will not determine the phenotype unless the genotype is homozygous in that allele?
500
Hermaphroditic
What is possessing both the male and the female reproductive organs?