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Which statement concerning production of offspring is correct?
gene expression can be modified by interactions with the environment
Production of offspring is necessary for a species to survive, but it is not necessary for an individual to survive.
four types of molecular bases in the genes
organisms in this food web are interdependent
pH
Chloroplasts are visible inside the cells.
temperature and amount of available water
mitochondria
Scientists studying ocean organisms are discovering new and unusual species. Which observation could be used to determine that an ocean organism carries out autotrophic nutrition?
gene expression can be modified by interactions with the environment
Production of offspring is necessary for a species to survive, but it is not necessary for an individual to survive.
four types of molecular bases in the genes
organisms in this food web are interdependent
pH
Chloroplasts are visible inside the cells.
temperature and amount of available water
mitochondria
Abiotic factors that characterize a forest ecosystem include
gene expression can be modified by interactions with the environment
Production of offspring is necessary for a species to survive, but it is not necessary for an individual to survive.
four types of molecular bases in the genes
organisms in this food web are interdependent
pH
Chloroplasts are visible inside the cells.
temperature and amount of available water
mitochondria
One season, there was a shortage of producers in a food web. As a result, the number of deer and wolves decreased. The reason that both the deer and wolf populations declined is that
gene expression can be modified by interactions with the environment
Production of offspring is necessary for a species to survive, but it is not necessary for an individual to survive.
four types of molecular bases in the genes
organisms in this food web are interdependent
pH
Chloroplasts are visible inside the cells.
temperature and amount of available water
mitochondria
A student notices that fruit flies with the curlywing trait develop straight wings if kept at a temperature of 16В°C, but develop curly wings if kept at 25В°C. The best explanation for this observation is that
gene expression can be modified by interactions with the environment
Production of offspring is necessary for a species to survive, but it is not necessary for an individual to survive.
four types of molecular bases in the genes
organisms in this food web are interdependent
pH
Chloroplasts are visible inside the cells.
temperature and amount of available water
mitochondria
In all organisms, the coded instructions for specifying the characteristics of the organism are directly determined by the arrangement of the
gene expression can be modified by interactions with the environment
Production of offspring is necessary for a species to survive, but it is not necessary for an individual to survive.
four types of molecular bases in the genes
organisms in this food web are interdependent
pH
Chloroplasts are visible inside the cells.
temperature and amount of available water
mitochondria
In lakes in New York State that are exposed to acid rain, fish populations are declining. This is primarily due to changes in which lake condition?
gene expression can be modified by interactions with the environment
Production of offspring is necessary for a species to survive, but it is not necessary for an individual to survive.
four types of molecular bases in the genes
organisms in this food web are interdependent
pH
Chloroplasts are visible inside the cells.
temperature and amount of available water
mitochondria
An organelle that releases energy for metabolic activity in a nerve cell is the
gene expression can be modified by interactions with the environment
Production of offspring is necessary for a species to survive, but it is not necessary for an individual to survive.
four types of molecular bases in the genes
organisms in this food web are interdependent
pH
Chloroplasts are visible inside the cells.
temperature and amount of available water
mitochondria
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