Plastic Pollution Has the Potential to Cause the Following Problem(s)for

question 45

Multiple Choice

Plastic pollution has the potential to cause the following problem(s) for marine organisms:

• A)Marine mammals and birds are susceptible to being entangled in and strangled by larger pieces of plastic.
• B)Many filter-feeding organisms near the bottom of the ocean food chain constantly ingest the smaller degraded pieces of plastic.
• C)The degraded plastic pieces may absorb and transport hazardous chemicals such as PCBs into marine food webs when organisms ingest the plastic.
• D)All of the above

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Definitions:

Heterozygotes

Individuals having two different alleles of a particular gene, resulting in a genetic variation.

Esterase Locus

A specific location on a chromosome associated with the production of esterase, an enzyme involved in breaking down esters.

Homozygous

Referring to an organism that has two identical alleles for a particular gene or trait.

Diploid

Refers to cells that contain two complete sets of chromosomes, one from each parent, typical for somatic cells in sexually reproducing organisms.