How does sonar technology measure the depth of the ocean floor? A
The device sends sound signals to the ocean floor and records the time it takes for each signal to return.

B
The device receives electromagnetic energy that is emitted by cooling oceanic crust.

C
The device lowers a cord from a ship to the bottom of the ocean and records the cord's length.

What is the process of pulling apart an n2 molecule nevermind i got it

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed

Which step is the same in both forms of fermentation, as well as in cellular respiration?