Answer:
B
Explanation:
They're adding the increase to the already existing populaton. There were already 49, but 11-8 = 3, so there are now 52 meerkats.
Answer:
(For USATestprep) C. The rate of photosynthesis increases with an increase in carbon dioxide.
Explanation:
Carbon dioxide is one of the reactants in the process of photosynthesis. The rate of photosynthesis increases with an increase in carbon dioxide.. If carbon dioxide is limited, then photosynthesis would slow down.
(Answer and explanation from USATestprep)
Answer:
Nervous system
Explanation:
The nervous system in humans work together to collect information about the external environment because they consist of the brain, spinal cords and neurons. They collect information from external environment and those information travels through neurons from sense organs like eyes, ears, skin e.t.c as a form of electrical impulses. When they get to the end of the neuron, a chemical called neurotransmitters are released which travels across the cells and send it to the brain, the brain then process it and interprete the signals and respond to it as stimulus.
The correct answer is chromatin. Chromatin<span> describes macromolecules in cells composed on </span>DNA<span>, </span>protein <span>and </span>RNA. Chromatin has various functions in cells. The main functions are<span> to package DNA into a compact shape, to allow mitosis by reinforcing the DNA macromolecule,</span><span> to prevent </span>DNA damage<span>, and to control </span>gene expression<span> and DNA replication. </span>
