WebNov 7, 2015 · Lipid-soluble substances can easily cross the phospholipid bilayer of cells lining the tubules and so are extensively reabsorbed by passive diffusion. Thus the kidney cannot actively excrete lipid-soluble substances. This means the kidneys cannot alter the plasma concentration of these substances. Water-soluble substances are effetively … WebApr 6, 2024 · In human beings, the kidneys are a part of the system for excretion. Question 2. The xylem in plants are responsible for. (a) transport of water. (b) transport of food. (c) transport of amino acids. (d) transport of oxygen. Answer 2: (a) transport of water. In a plant, the xylem is responsible for transport of water.
Heterotroph - Definition and Examples Biology Dictionary
Heterotrophs can be organotrophs or lithotrophs. Organotrophs exploit reduced carbon compounds as electron sources, like carbohydrates, fats, and proteins from plants and animals. On the other hand, lithoheterotrophs use inorganic compounds, such as ammonium, nitrite, or sulfur, to obtain electrons. Another way of classifying different heterotrophs is by assigning them as chemotrophs or phototrophs. Phototrophs utilize light to obtain energy and carry out metabolic pr… WebJun 8, 2024 · Thus, the CV acts as a protective mechanism against cellular expansion (and possibly explosion) from too much water; it expels excess water from the cell by … smart home automation salt lake city
Environmental Science for AP* Chapters 3 Questions - Quizlet
WebMar 5, 2024 · Excretion is the process of removing wastes and excess water from the body. It is one of the major ways the body maintains homeostasis. Although the kidneys are the main organs of excretion, several other organs also excrete wastes. They include the large intestine, liver, skin, and lungs. All of these organs of excretion, along with the ... WebBiological carbon fixation or сarbon assimilation is the process by which inorganic carbon (particularly in the form of carbon dioxide) is converted to organic compounds by living organisms. The compounds are then used to store energy and as structure for other biomolecules.Carbon is primarily fixed through photosynthesis, but some organisms use … WebAug 5, 2024 · An autotroph is a living thing that can make its own sustenance from light, water, carbon dioxide, or other substances. Autotrophs are often referred to as producers … hillsborough county probation search