14.75mph
Explanation:
Given parameters:
Distance traveled = 177miles
Time of arrival in Dallas = 12hours
Unknown:
Average speed = ?
Solution:
The average speed is the total distance covered divided by time taken for the entire travel.
It is the rate of change of distance with time.
Average speed = 
since total distance traveled = 177miles, time of arrival = 12hrs
Average speed = 
= 14.75mph
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<span>The use of genetically altered livestock, such as cows, goats, pigs, and chickens, to produce medically useful products is referred to as pharming. The correct option among all the options that are given in the question is the fourth option or the last option. I hope that the answer has come to your help.</span>
Answer:
Plants are a source of food, fuel and medicine.
Explanation:
In biology, plants are photosynthetic living beings without locomotive capacity whose cell walls are mainly composed of cellulose.
The importance of plants for humans is indisputable. Without them we could not live, since the plants participated in the composition of the gases present in the Earth's atmosphere and in the ecosystems, and are the primary source of food for heterotrophic organisms. In addition, plants have direct importance to man: as a source of food; as building materials, firewood, fuel and paper; as ornamental; as substances that worsen or improve health and therefore have medical importance; and as a consequence of the latter, as the raw material of the pharmaceutical industry.
The cell membrane is made up of a phospholipid bilayer: a phosphate group attached to two fatty acids.
Answer:
because it is very small in size
