Two Populations of Annelids (Worms) Live in Distinct Areas and on Different

question 195

Multiple Choice

Two populations of annelids (worms) live in distinct areas and on different soil types.Researchers are interested as to whether the populations have acquired different types of reproductive isolation.Which method would be best to determine whether two populations exhibited temporal isolation?

• A) Move them into a common experimental setting to see whether they will produce offspring. If they produce few offspring, they exhibit gametic isolation.
• B) Move them into a common experimental setting to see whether they will produce offspring. If they produce many offspring, they exhibit gametic isolation.
• C) Bring them into the lab. Observe single pairs of a male from one population and a female from the other. See whether the sperm from the males of one population will fertilize eggs of the females of the other. If they do, then they exhibit gametic isolation.
• D) Bring them into the lab. Observe single pairs of a male from one population and a female from the other. See whether the sperm from the males of one population will fertilize eggs of the females of the other. If they do not, then they exhibit gametic isolation..
• E) Observe when each population is active. If they are active at different times, then they exhibit temporal isolation.

---

Definitions:

Frustrated Contract

A contract that, through no fault of either party, has become impossible to perform, leading to its termination and relieving both parties from their obligations.

Breach of Contract

Occurs when one party fails to fulfill their obligations under the contract’s terms, allowing for legal action by the other party.

Transporter

A transporter refers to an individual or service that moves goods or people from one location to another.

Voidable

Refers to a contract that may appear valid but can be legally declared void at the option of one of the parties.