EOC Biology Review

Front

What is a genotype?

Back

A genotype is the genetic makeup of an organism, represented by the alleles it possesses, such as RR, Rr, or rr.

Front

What is a phenotype?

Back

A phenotype is the observable physical or biochemical characteristics of an organism, determined by its genotype and environment.

Front

What does dominant mean in genetics?

Back

Dominant refers to an allele that expresses its trait even when only one copy is present in the genotype.

Front

What does recessive mean in genetics?

Back

Recessive refers to an allele that only expresses its trait when two copies are present in the genotype.

Front

What is meiosis?

Back

Meiosis is a type of cell division that reduces the chromosome number by half, resulting in four daughter cells, each with half the number of chromosomes of the original cell.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with each other and their physical environment.

Front

What are abiotic factors?

Back

Abiotic factors are the non-living components of an ecosystem, such as temperature, water, and soil.

Front

What is a population in biology?

Back

A population is a group of individuals of the same species that live in a specific area and can interbreed.

Front

What is a community in biology?

Back

A community is a group of different populations that live together in a defined area.

Front

What is the role of producers in an ecosystem?

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Producers, such as plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.