Answer:
The spindle fibers form and the nucleus disappears
Explanation:
Answer:
The correct answer is - Altimeter.
Explanation:
An altimeter is a sensor that is present in the new Fitbit. Altimeter measures changes in air pressure or barometric pressure. This sensor is used to count floors and use each 10 feet elevation as one floor.
Altimeter shows reading by the pressure of the air and every time the air pressure increases altitude is decreases and if air pressure decreases there is an elevation in altitude from sea level.
Answer:
B. Bacteria on the roots of a soybean plant
Explanation:
Nitrogen is converted from atmospheric nitrogen (N2) into usable forms, such as NO2-, in a process known as fixation. The majority of nitrogen is fixed by bacteria, most of which are symbiotic with plants.
Answer:
Their fins have skeletal and muscular structures similar to amphibian limbs.
Explanation:
Coelacanth is a special type of fish called lobfin. It is significant in evolution because it is a missing link between fishes and the amphibians. They evolved into the first amphibians that lived on both land and water. These were the ancestors of modern day frogs and salamanders.
Coelacanths are important for understanding the transition from water to land. Coelacanths were thought to be the ancestors of tetrapods a four-legged, land-living animals, but recent discovery of the coelacanth genome suggests that lungfish are actually more closely related to tetrapods.
