Answer:
1. age structure age structure = 3 a male-only cruise
2. sex ratio = 4 a cruise full of retirees
3. mortality rate = 2 a cruise full of cancer patients
4. fecundity = 1 a cruise that happened to be carrying a large supply of birth control
Explanation:
1. Age structure mentioned all males
2. sex ratio was all retiree
3. mortality rate was based on patients health status leading them to death which was cancer.
4. fecundity was amount of fertility leading to birth rate which was controlled by birth control supply
Answer:
The purines in DNA are adenine and guanine, the same as in RNA. The pyrimidines in DNA are cytosine and thymine; in RNA, they are cytosine and uracil. Purines are larger than pyrimidines because they have a two-ring structure while pyrimidines only have a single ring
Explanation:
Answer:
option C is correct
Explanation:
amino acid are the building blocks of protein similarly nucleotide are the building blocks of DNA and RNA
The statement is false that viewing the shape of a bacterial or archaeal cell using a microscope gives a great deal of information about the metabolism and lifestyle of the organism.
Archaeal cell is the prokaryotic unicellular organism, that live in extreme habitats. These habitats can be thermal hot springs, extreme salty waterbodies or in areas producing methane gas. This is the reason they are also called extremophiles. Examples are: methanogens, halophiles, etc.
Metabolism refers to all the chemical reactions that take place inside an organism's body. Metabolism is made up of two phenomena: anabolism and catabolism. Anabolism is the formation of larger molecules from smaller ones, while catabolism is the breakdown of larger molecules into smaller ones.
To know more about metabolism, here
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