Answer:
1. It was a control variable
2. Type of insulation
3. Temperature
4. Plastic lids <em>or </em>Water <em>or </em>Half Full <em>or </em>Direct Sunlight
All plants have a cell wall, all mammals have a cell membrane. a cell membrane is semi-permeable it allows mammal cells to absorb needed nutrients, oxygen and deposit waste into the blood stream where it is excreted through urine and feces. a plant cells nutrients are absorbed through the root system and leaves, waste is excreted in the form of oxygen through the plant itself.
Answer:
seriously this is your exam or homework
Explanation:
B <span>The </span>definition<span> of a </span>pathogenic organism<span> is an </span>organism<span> capable of causing disease in its host.</span>
Answer:
yes
Explanation:
light is main source of energy for photosynthesis to take place
if you recall photosynthesis cannot take place without light
even in dark reaction , light reaction has to produce ATP and reduced NADH which dark reaction will use .
