Answer:
Polar bears and black bears are part of the same family.
Explanation:
Answer:
d. The carbon atoms came from carbon dioxide and were incorporated into sugars through photosynthesis in the grass.
Explanation:
Grass eating cows are heterotrophs and can not synthesize the organic sugars by themselves. They derive it from grasses they eat.
Grasses are the autotrophs that can fix atmospheric carbon dioxide into glucose in the presence of sunlight by the process of photosynthesis. The extra glucose formed during photosynthesis is stored in the cells of grasses in the form of starch and becomes a source of carbon for herbivores such as cows.
Answer:
Contraceptive Education/Availability, Healthcare, Country Development, and Political Climate
Explanation:
When people are educated about proper contraceptive use they can still have sex without the consequence of pregnancy. The availability of contraceptives goes hand in hand with contraceptive education.
Advanced healthcare can help prevent disease through immunizations and further the life expectancy of the country's population. Hand washing can significantly lower the spread of disease.
The lower the development of a country the higher the birth rate is, while the higher the developed countries have a lower birth rate and their life expectancy is much longer.
The political climate of a country can greatly affect the population growth. The more negative the political climate is usually causes a smaller birth rate. For example when China implemented the one child policy their population growth declined;.
Answer:
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Always report to a teacher or supervisor if anything goes wrong in the lab.