Answer:
<h2><u>
A; a reference point</u></h2>
Explanation:
hope its right sorry if not
Gregor Mendel chose to use purebred plant is his experiments enabled him to focus on the relationship between hybrid plants. He is considered the father of genetics today.
<span>Gregor Mendel was born on July 22, 1822, in a small farming town in Czechoslovakia. His natural interest in science and hereditary science led him to start his experiments with the pea plant. He chose the pea plant because he needed parental plants which had constant and differentiating characteristics. He first tested a plant's ability to propagate non-hybrid family lines. He discovered that the pea plant produced family lines with the most consistent characteristics. </span>
Answer: last option is correct, musculoskeletal, nervous
Explanation:
Answer:
Mantle is the interior solid part of the earth which is present between the earth crust and central core.
Explanation:
There are four layers of the earth i. e. earth crust, Mantle, outer core and inner core. Plants are grown on the earth crust. Mantle is the second layer of earth. The thickess of Mantle is about 2900 kilometers. It occupies more than 84 % of the total volume of the earth.
Hello!
So, day and night are caused because the earth makes a full rotation on its axis once every 24 hours.
That way, have of Earth is facing the sun (it is morning on that side) and the other half isn't (which is why it is nighttime over there).
For example, if it's nighttime in Canada and America, it's morning in Pakistan and India. This is because Pakistan and India are facing the sun whilst Canada and America are not.
A N S W E R:
The balls should be moved so that half the Earth is facing the sun and the other half is not. This would be 24 hours. As for the sun, it is a gas, not a solid, so it doesn't rotate like one. However, that does not mean that it is not rotating to some extent.