-Medulla in a human is smaller (medullary index of less than one-third); and medulla in animals is very thick (medullary index of one-half or greater).
- Cuticle in humans is imbricated; and the cuticle in animals is coronal or spinous.
- Pigmentation in animal hair is denser than human hair.
- Animal hair can change colors in banded patterns; human hair cannot.
Answer:
It will not unless it contains as much energy as the cup of tea. So a tiny spark may be at 1,000 Celsius but a whole cup of tea at 90 Celsius will deliver far more heat (energy) to the skin as the spark.
Answer:
Sam, Tim, Bella, and Joshua
Explanation:
The correct answer would be <em>Sam, Tim, Bella, and Joshua</em>.
<u>The human pedigree is a pictorial representation of a family tree that depicts how a particular trait is inherited across different generations.</u>
In the human pedigree, those phenotypically affected for the trait in question are represented by filled-in shapes, with circles representing females and squares representing males. Half-filled shapes represent heterozygosity or carriers of the trait.
<em>Sam, Tim, Bella, and Joshua were represented by filled-in shapes in the illustrated pedigree. Hence, they are affected for red-green color blindness. </em>
Answer:
False
Explanation:
Most scientists were not yet concerned about global warming. This was because the major issue during the period between 1940 and 1970 was global cooling with little or no attention on global warming.
However things started to change due to more pollution as a result of technological advances. Global warming started becoming a concern between 1970s and 1990s because of the increase in steady surface temperature.
Answer:
mitochondria and chloroplast
Explanation:
Mitochondria : generates energy
Chloroplast : converts energy from solar energy to chemical energy in form of ATP
