The embryo's ____________________, oxygen, and nutritional needs travel through the placenta.

Fill in the blank(s) with the appropriate word(s).


blood

Trades & Technology

You might also like to view...

Temperature ____ in a transformer is the amount by which the temperature of the windings and insulation exceeds the existing ambient or surrounding temperature.

a. overload b. overvoltage c. rise d. upswing

Trades & Technology

Standing at the edge of the roof of a tall building, you throw a ball upward with a velocity of 15 m/s (meters per second). The ball goes straight up and begins its downward descent just missing the edge of the building. The building is 40 m tall.

(a) What is the velocity of the ball at its uppermost position? (b) How high above the building does the ball go before beginning its descent? (c) What is the velocity of the ball as it passes the roof of the building? (d) What is the speed of the ball just before it hits the ground? (e) How long does it take for the ball to hit the ground after leaving your hand?

Trades & Technology

How deep are the holes to be?

What will be an ideal response?

Trades & Technology

Technician A says the scratch cut shown below indicates that the drum is mounted on the lathe correctly. Technician B says the silencer band shown in the following figure is used to produce a smoother drum finish. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

Trades & Technology