Anti-parallel DNA strands refer to those DNA molecules which contain 2 DNA strands that were held together by hydrogen. In cases that the DNA strands are not anti-parallel the non-symmetrical hydrogen bond will not be possible and will cause some issues.
Answer:
During the summer months, the water table tends to fall, due in part to plants taking up water from the soil surface before it can reach the water table. The water table level is also influenced by human extraction of groundwater using wells; groundwater is pumped out for drinking water and to irrigate farmland.
Explanation:
Because high iron baby formula will raise her iron levels and help anemia.
Answer:
It is A
since the energy source is the first thing you need to make the planet habitable, and in order for the animals to live, you need plants like trees to give air. so the cycle is Sun-Plant-Animal
Answer:
Many <u>human activities</u> like burning of fossil fuels, cutting of trees, application of nitrogen-based fertilizers, etc can have a major impact on the <u>nitrogen cycle</u>. These human activities and other activities can dramatically increase the amount of biologically available <u>nitrogen</u> in an <u>ecosystem</u>.
<em>Hope it helps</em>
<em>:D</em>
