Answer:
The amoeba excretes waste through<u> Contractile Vacuole</u> while a sparrow excretes waste through <u>Cloaca</u>.
Explanation:
In some unicellular eukaryotic organisms (e.g., amoeba), cellular wastes, such as ammonia and excess water, are excreted by <u>exocytosis</u> as the <u>contractile vacuoles</u> merge with the cell membrane, expelling wastes into the environment.
Birds, unlike mammals, do not have separate exits for urine and feces. Both waste products are eliminated simultaneously through the<u> cloaca</u>. While mammals excrete nitrogenous wastes mostly in the form of urea, birds convert it to uric acid or guanine, which reduces water loss in comparison.
A site of negative genetic regulation where binding by repressor blocks transcription is the operator.
In genetics, genes, genetic diversity, and heredity in living things are all investigated. Because heredity is essential to organisms' evolution, it is a crucial area of biology. The first geneticist to conduct a scientific study was Gregor Mendel, a Moravian Augustinian priest who lived and worked in Brno in the 19th century. Mendel looked into patterns in how qualities are passed down over generations from parents to children, or "trait inheritance." He noticed that distinct "units of inheritance" are how organisms (like pea plants) pass features down to future generations. The definition of a gene provided by this phrase, which is still in use today, is a little nebulous.
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This is an example of a food chain(C).
Natural selection is a mechanism by which populations adapt and evolve.
Answer:
tissue is a group of cells that have a similar function.
