Physical activity causes an increase in your heart rate. Your body have to change the way it behaves so you don’t get ill or sick or pass out during physical exertion
Answer:
Means to increase drag and prevent sinking is the correct answer.
Explanation:
Plankton avoid sinking by increasing their surface area and decreasing their density. Spines slow down sinking by adding surface area without increasing density. Defense against predation would be to sing below. Not the opposite.
Answer:
In S phase, the cell synthesizes a complete copy of the DNA in its nucleus. It also duplicates a microtubule-organizing structure called the centrosome.
Explanation:
all it needs is water, good temperature and some soil
Answer:
Permeable soil will let more water and air to drain through the plant as this type of soil loses too much water.
Explanation:
A soil possessing an enhanced quality to transfer water is known as permeable soil. Hence, there would be more drainage in the soil with enhanced permeability. Permeable soil loses more water as compared to the impermeable ones. Hence, choosing permeable soil would be best for plants that require a lot of drainage. To check permeability of soil two types of tests are performed which are the constant head method and falling head method.
