Answer: Energy transfer takes place when energy moves from one place to another. Energy can move from one object to another, like when the energy from your moving foot is transferred to a soccer ball, or energy can change from one form to another. ... Three more ways energy can be transferred are through light, sound, and heat.
Answer:
Option A, Neither the researchers nor the study participants know who is receiving the drug and who is receiving the placebo.
Explanation:
In a double blind test, both the researcher and research participants are unaware of the exercise in a medical test . During the research active medication is given to some of the research participants making sure that researcher is unaware of that while observing all the participants. However, at the end of the experiment ,both the researcher and research participants get to know who has received the treatment.
Hence, option A is correct
Answer:
Answer is glucose.
Explanation:
Glucose is very important to the yeast cell. Because, it is known to be the energy and carbon source to the yeast cell.
Apart from the importance mentioned, the glucose also act as a signaling molecule.This means that , it can regulate the physiology aspects of the yeast cell.
It should be noted that, a signaling molecule can be described as a molecule capable of transmitting information between or among the cells.
invertebrates and Vertebrates
Answer:
Human sex cells are produced by a two-part cell division process called meiosis.
Explanation:
Through a sequence of steps, the replicated genetic material in a parent cell is distributed among four daughter cells. Meiosis produces gametes with one-half the number of chromosomes as the parent cell