Answer:
element and compund
Explanation:
an element is the most basic substance that cannot be decomposed into anything simpler
an compound is a substance that is formed when two or more elements combine in constant ratio chemically
The offspring gets half of the required chromosomes from each parent. Human parents would give 23 chromosomes to their child as 23 + 23 = 46 chromosomes.
Answer:
e. both vitamin c and carotenoids
Explanation:
Age-related macular degeneration is an eye related disease which causes our macula to degenerate. It leads to blurred vision which further impacts our abilities like sewing, reading and driving adversely. It can be cured by intake of vitamin C and carotenoids in appropriate amount. Cataract is another disease related to eyes which most commonly occurs in old age people. In this disease, the eye lenses appear cloudy because of the changes in the eye lens tissue. Beta carotene and vitamin C both are very helpful in restricting cataract.
Answer:
Explanation:
Based on the scenario being described within the question it can be said that the most likely reason for this misconception would be that the spiral galaxies looked like clouds of gas and dust through telescopes because of their distance from Earth. During that time telescopes were still not as advanced and could only see so much, nowadays they are much more advanced and these galaxies are being analyzed and understood more clearly.