12A Symbiosis

Front

Cattle egrets forage in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not. Options: mutualism, commensalism, competition, parasitism

Back

commensalism

Front

A relationship between two organisms in which one organism benefits and the other is unharmed.

Back

Commensalism

Front

What type of symbiosis? Hummingbirds feed on nectar from flowers. The flowers are pollinated by hummingbirds as they move from flower to flower. Options: commensalism, mutualism, parasitism, predation

Back

mutualism

Front

What type of symbiosis? Skunks often live in burrows that have been dug and abandoned by woodchucks. Options: commensalism, mutualism, parasitism, predation

Back

commensalism

Front

Red-billed oxpeckers feeding on parasites that infest impala is an example of: commensalism, mutualism, neutralism, competition.

Back

mutualism

Front

A relationship between two organisms in which both organisms benefit. Options: Mutualism, Competition, Parasitism, Commensalism

Back

Mutualism

Front

Any change in the sequence of DNA is...

Back

Mutation

Front

ATT-TGA-GCC- Original

ATT-GAG-CC - Mutated

The example above is an example of a

Insertion- Frameshift

,

Deletion- Substitution

,

Deletion -Frameshift

,

All of the above

Back

Deletion -Frameshift

Front

DNA molecule segment is : TTACGCAAG. The mutated DNA segment is TTACGCAAC. This is an example of ___ mutation.

Back

Substitution

Front

Why are insertion and deletion mutations so harmful?

Back

They change all of the codons from the mutation on down the line, which changes the amino acid sequence.