Use the Following to Answer Questions

question 49

Multiple Choice

Use the following to answer questions :
Two species of crickets have partially overlapping ranges.Hybrids are never found in the areas where the species meet.Individuals taken either from areas where they meet or areas where they do not meet will rarely mate in the lab because the females reject the songs sung by males of the other species.Of the few hybrids that are produced in lab crosses,all have low viability.
-The two cricket species exhibit _______ reproductive isolation and _______ a hybrid zone.

• A) only prezygotic;form
• B) only prezygotic;do not form
• C) only postzygotic;form
• D) both prezygotic and postzygotic;form
• E) both prezygotic and postzygotic;do not form

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Definitions:

Cost of Goods Sold

The direct costs attributable to the production of goods sold by a company.

FIFO Perpetual

A method of inventory valuation where goods are recorded and sold based on the order they were received, continually updating the inventory ledger.

Inventory Value

The cost associated with the goods and materials held by a company for sale or production purposes.

Weighted-Average

A calculation method that takes into account the varying degrees of importance of the numbers in a data set.