Hi
Firstly, you have to try to argument something logical, so, take on count <span>there should be a correlation between the two: for instance, as the temperature increases, the rate of enzyme activity increases and take into consideration the fact that high temperatures denature enzymes hence they will no longer be effective in catalyzing reactions. In this way, you could do a great job.</span>
Answer:
Essay
Explanation:
In this modern world, due to advance information technology various means of communication is used for different purposes. For sending documents from one place to another, people use communication medium such as e-mail. For giving message through their voice, people use communication medium such as voice chat. Video chat is also a communication medium used by the individual to chat with their friends and relatives through live video. These communication mediums make the world into a small village where people interact with each other which are present at a large distances.
Answer:
Yes, this is true.
It has been estimated that upwards of 75% of processed foods on supermarket shelves – from soda to soup, crackers to condiments – contain genetically engineered ingredients.
( found the definition on the web just in case you weren't sure. hope this helps :)
The statement above is false. The blood levels of calcium is regulated by parathyroid hormone.When one is not getting adequate calcium in one's diet and the blood level of calcium is low, the parathyroid hormone will be released. The parathyroid hormone can increase the blood calcium in several ways:
1. by stimulating osteoclasts which break down bone and release calcium into the blood stream.
2. by increasing the amount of calcium re-absorbed by the kidney before it can be excreted in urine.
3. by triggering the formation of calcitriol which increases the absorption of dietary calcium at the intestines.
Answer:
Option A, most closely related to mammals
Explanation:
Insects like arthropods and molluscs have an open circulatory system and thus do have a distinguishable heart. Fish has two chambered heart. Reptiles have three chambered heart. Amphibians too have a three chambered heart.
All mammals and fish have four chambered heart. The right and left sides of the chambers have restricted entry and hence remain intact from each other
Hence, option A is correct
