Pls answer my question if you can, here is the answer. Resolving power is defined as the ability of a microscope or telescope to distinguish two close together images as being separate. An example of resolving power is how well a telescope can show two stars as being separate stars. YourDictionary definition and usage example.
Answer:
From the 16th to the 18th centuries, an estimated 12 million Africans crossed the Atlantic to the Americas in the trans-Atlantic slave trade. Used on plantations throughout the United States, Latin America and the Caribbean, enslaved Africans were shipped largely from West Africa. With an average life span of five to seven years, demand for slaves from Africa increasingly grew in the 18th century leading traders to take their supply from deep within the interior of the continent
Explanation:
Slave parents, in turn, sought to instill in their children a sense of loyalty to the slave community as a whole. They taught children to refer to other girls and boys as sister and brother
Answer:
c Size is the answer hope it helps
Answer:
The correct answer is b. must be present in a population before natural selection can act upon the population
Explanation:
Genetic variation can be caused by mutation, recombination between chromosomes during meiosis and by fusion of two genetically different gametes during sexual reproduction.
This genetic variation is necessary for the evolution of any population. Natural selection acts on every individual and it decreases the frequency of those alleles that are not suited for the environment and increase the frequency of those alleles which helps the individual to survive in the changing environment.
Therefore genetic variation must be present in the population before natural selection act on the.
Answer:
Eutrophication
Explanation:
When a body water lies in close proximity to any agricultural land, there are high chance of it receiving nutrient from the surrounding land in rainy season. The rich nutrient run off from these land parcels, mixes with the water of existing water body and make it extremely rich in growth nutrients. The excess of nutrients causes uninterrupted growth of algae and lead to algal boom. Oxygen in such water bodies depletes at a fast rate due to the increased productivity thereby harming the water animals living in it.
