Which of the Following Correctly Lists the Progression of Species

question 39

Multiple Choice

Which of the following correctly lists the progression of species present during primary or secondary succession?

• A) fungi, nonvascular plants, gymnosperms, animals
• B) nonvascular plants, angiosperm, gymnosperms, fungi
• C) animals, fungi, nonvascular plants, angiosperms
• D) angiosperms, nonvascular plants, animals, gymnosperms
• E) gymnosperms, angiosperms, fungi, nonvascular plants

Identify suitable solvents for Grignard and organolithium reactions and explain why certain solvents are preferred.

Predict the products of reactions involving Grignard and organolithium reagents with various electrophiles.

Demonstrate knowledge of synthesis strategies using Grignard reagents to produce alcohols.

Understand the reaction conditions and reagent sequences necessary for specific organic transformations.

---

Definitions:

Uncollectible Receivables

Accounts receivable that a company does not expect to collect and writes off as a bad debt expense.

Allowance for Doubtful Accounts

An estimation of the amount of credit sales that may not be collected, which is considered a contra asset account.

Bad Debt Expense

The cost associated with accounts receivable that a company is unable to collect.

Uncollectible Accounts

Debts owed to a company that are considered to be uncollectible and are thus written off as a bad debt expense.