Answer:
Energy flow through ecosystems begins with producers. Chemical energy flow begins with consumers who obtain chemical energy by feeding on producers.
Explanation:
Answer: the answer is choice b
Explanation: based on knowledge about food chains, this choice makes the most sense
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Answer:
Alleles.
Explanation:
Gene may be defined as the functional segment of DNA that codes for the particular protein. Genes are responsible for the phenotype and genotype of the organism. Each gene may exist in multiple forms.
The variants forms of the genes are known as alleles. Alleles are the alternative form of the same gene. A single gene may have atleast two alternative form. These alternative forms together contribute the functional aspect of the organism.
Thus, the correct answer is alleles.
The germinal period ends approximately two weeks after conception. <span> This </span>stage<span> occurs during the first 2 weeks of development (or the 2nd - 4th weeks of pregnancy). The union of the sperm and egg cell forms a single cell called a zygote. </span>
we know that
so
therefore
<u>The answer is</u>
to convert millimeters into kilometers
Antoine should divide millimeters by 
