O polygenic
O codominance
O dominance
O pleiotropy
Answer:
Pleiotropy
Explanation:
The pleiotropic is a type of genetic behaviour which influence and affect more than one trait. Sickle cell anemia disease is a type of pleiotropism. In sickle cell anaemia patients, haemoglobin A is entirely replaced with haemoglobin S. Such patients have the genotype HBs HBs. Heterozygotes who carry the sickle cell gene HBa HBs are said to have a condition called sickle cell trait thus the expression of two different genotypes by one single gene indicates pleiotropism.
Haemoglobin S crystallizes when oxygen concentration is low in capillaries making the red blood cells to assume a crescent or sickle shape. Such cells transport oxygen very poorly leading to anaemia.
Answer:
The answer is The community would consume water that is not suitable for consumption.
Explanation:
Water treatment facility is a set of structures in which water is treated so that it becomes suitable for human consumption. Without water treatment facility, people would have to consume water that has not been adequately treated, which may contain toxic wastes, trash and other contaminants that affect human health, and that, as a consequence would have a high risk of causing various diseases of an infectious nature.
2.) chemical symbol
3.) nuclear fusion
4.) periodic table
5.) group
6.) plasma
B) Birch trees become covered in black ash from nearby factories.
C) Heavy rainfall causes birch trees to grow taller than normal.
D) Disease kills off more than half of the birch tree population.
The ash would help darker colored mothscamouflage on the bark. Therefore, option (B) is correct.
The process through which populations of living things adapt and evolve is known as natural selection. A population's members are naturally varied, which means that they are all distinctive in some respects. This variety indicates that some people have characteristics that are more environment-appropriate than others.
The peppered moth is a type of night-flying moth that lives in temperate regions. The majority of its occurrences are in the northern hemisphere, specifically in regions such as Asia, Europe, and North America. The evolution of the peppered moth is an illustration of population genetics and natural selection in action.
Black ash from adjacent industriescoats birch trees. Ash would aidmoths with darker colours in hiding on the bark. As a result, choice (B) is the right one.
Learn more about natural selection, here:
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Answer: B
Explanation:
The ash would help darker colored moths camouflage on the bark
b.) new
c.) first quarter
d.) third quarter
Answer:
new
Explanation:
.