B. Many combinations of traits were always inherited together.
C. Some combinations if traits were not passed to offspring.
D. The presence of one trait did not affect the presence of another.
The correct answer as to which observation of dihybrid cross led to Mendel's law of independent assortment would be the presence of one trait that did not affect the presence of another. The correct option would be D.
The law of independent assortment states that traits are inherited independently.
This means that one gene codes for one trait and genes do not influence each other. For example, a gene for eye color would be independently inherited from a gene for skin color.
Mendel arrived at this observation when he carried out a cross involving two traits. Each trait followed the same phenotypic ratio as if they were a monohybrid cross. It does not matter the number of trait involved in the cross, they never influenced each other.
More on the law of independent assortment can be found here: brainly.com/question/19412775
list three ways carbon is stored in the biosphere
Carbon is present in every single living thing. The carbon cycle is the constant flow of carbon atoms through Earth's crust, oceans, atmosphere, and living beings.
Rocks and sediments contain the majority of the carbon on Earth. The ocean, the atmosphere, and living things contain the remaining components.
The primary cause of the rise in carbon dioxide concentrations is the use of fossil fuels by humans as a source of energy.
The majority of carbon is swiftly released into the atmosphere as carbon dioxide gas when fossil fuels are burned by people to run factories, power plants, vehicles, and trucks.
Therefore, carbon present in atmosphere as a carbon dioxide and in oceans as dissolved carbon dioxide and in rock as fossil fuel.
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B.A gamete becomes a zygote.
C.A gamete makes a copy of itself.
D.A cell divides into gametes.
Answer:
A cell divides into gametes.
Explanation:
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Answer:producers convert light energy into chemical energy
Explanation: