Answer:
13) Carrying capacity is the amount of biotic factors a habitat can handle.
13) Other animals, plants, and humans.
14) Weather, water temperature, and overall climate.
15) The population would increase.
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Answer:
Fraternal twins
Explanation:
Hyperovulation is when a mother drops two or more eggs during a single cycle. Each egg acts individually and can be fertilized by a sperm. If egg A is fertilized by a sperm with Y chromosome and egg B is fertilized by a sperm with an X chromosome. Egg A will be a male child, while egg B will be a female child
Answer: the genes that produce the enzymes needed to break down lactose are not expressed
Explanation:
The lac operon is a series of genes used in digestion the sugar lactose. The operon is controlled by a promoter that regulates all of the genes
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Answer:
B. An incoming charged tRNA binds to this site.
Explanation:
This is part of a process called TRANSLATION, in which mRNA is translated into proteins by the ribosomes, it comprises 3 stages: Initiation, Elongation, and Termination.
The A site is part of the ribosome, which has 1 binding site for mRNA and 3 binding sites for tRNA: A: Aminoacyl or acceptor site; P: Peptidyl; E: Exit, and it´s involved in ELONGATION, where it binds to the Aminoacyl tRNA (charged tRNA), that has the aminoacid that´s going to be added.
