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The conducting cells in _______ are dead at maturity

During cytokinesis in plant cells, the new cell wall between the daughter cells forms through _________.

Stomata open and close by _______

In what way are market orders superior to limit orders?

A trader buys a call option with a strike price of $50. The price paid for the option is $5. If the stock price at expiration is $60, what is the net profit / (loss)?

In practice except for when price-weighting, when we construct an index, we should set the index level to:

Suppose that you just short sold 100 shares of ABC stock for $50 per share. The initial margin requirement is 60%, which you cover by pledging T-bills as collateral. If the price of the stock falls to $41 per share, what return did you earn? Ignore the interest earned on T-bills.

You bought 40 shares of a $60 stock on margin one year ago. Today, the stock is worth $73 per share. You initially posted 75% margin. Ignoring any interest due and margin calls, calculate your rate of return.

A research analyst at an index fund company pulled the following price data on the stocks of ABC, DEF, and GHI. The index fund company is considering building a price-weighted index of the three stocks. Stock Price Information Stock Price Time 0 Time 1 ABC $10.00 $15.75 DEF $20.00 $15.75 GHI $30.00 $31.25   During this period, what was the percent change in the level of the index?

Stock ABC is currently selling for $55 per share. Which of the following should have a higher selling price? a three-month call option on ABC stock with an exercise price $50 a three-month put option on ABC stock with an exercise price $50