Specialized cells are generally found only in multicellular organisms.
A multicellular organism can be described as an organism that contains more than one cell, in contrast to a unicellular organism. Multicellularity has been independently at least 25 times in eukaryotes and in some prokaryotes, like myxobacteria, cyanobacteria, and actinomycetes.
All species of animals, plants, and most fungi are multicellular organisms, whereas a few organisms are partially uni- and partially multicellular, such as slime molds and social amoebae.
Multicellular organisms develop in many ways such as by cell division or by aggregation of many single cells. Colonial organisms can be defined as identical individuals joining together to form a colony.
Unicellular organisms are divided, and the daughter cells failed to separate which results in a conglomeration of identical cells in one organism, which could develop specialized tissues.
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Answer:
Specialized cells are found only in multicellular organisms.
Explanation:
Or organisms are made up of more than one cell.
Word Equation: Calcium chloride + Silver nitrate → Calcium nitrate + Silver chloride (precipitate).
Type of Reaction: Double displacement (precipitation).
The chemical equation can be converted into a word equation as follows:
Word Equation:
Calcium chloride (aqueous) + Silver nitrate (aqueous) → Calcium nitrate (aqueous) + Silver chloride (solid)
Type of Reaction:
This is a double displacement reaction, specifically a precipitation reaction. In a double displacement reaction, the cations and anions of two compounds switch places, resulting in the formation of two new compounds. In this particular case, when calcium chloride and silver nitrate are mixed, calcium nitrate and silver chloride are formed.
Furthermore, it's a precipitation reaction because one of the products, silver chloride, is insoluble in water and forms a solid (precipitate) rather than remaining in solution. The solid silver chloride is observed as a white, cloudy precipitate that settles at the bottom of the reaction vessel.
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The question probable may be;
CaCl2(aq) + 2AgNO3(aq)) → Ca(NO3)2(aq) + 2AgCl(s)
Convert this into word equation and tell what type of reaction is this?
Answer:
It is Ka for the acid H3P2O72−.
Explanation:
(2) carbonate (4) peroxide
Carbonate ion contains the greatest number of oxygen atoms. So, the correct option is (2).
Polyatomic ion: refers to a charged chemical ion or species made up of two or more covalently joined atoms, or a metal complex that can be considered to behave as a single unit.
Acetate(C2H3O−) has two atoms of oxygen, carbonate has three oxygen atoms, hydroxide
has one, and peroxide (
)has two atoms of oxygen. Thus, carbonate has the highest number of oxygen atoms.
To know more about:-
Answer:
The correct answer is option 2, that is, carbonate.
Explanation:
A molecular ion, also known as a polyatomic ion, refers to a charged chemical ion or species comprising two or more atoms that are combined covalently, or of a complex of a metal, which can be regarded to be functioning as a single unit.
Of the given options, acetate has two atoms of oxygen, carbonate has three oxygen atoms, hydroxide has one, and peroxide has two atoms of oxygen. Thus, carbonate has the highest number of oxygen atoms.
Answer:
Explanation:
The notation of the most common isotope of silicon is:
The superscript, 28, to the left of the chemical symbol, Si, is the mass number, usually identified with the symbol A, and it is the sum of the protons and neutrons.
The subscript, 14, to the left of the chemical symbolr, Si, is the atomic number, Z, which is the number of protons.
Then, you have this equation:
The number of protons is the same for any isotope of the same element. This is, all the isotopic forms of silicon have the same number of prtons: 14
The number of neutrons is determined from the equation A = Z + N, solving for N:
Hence, the most common isotope of silicon has 14 protons and 14 neutrons.
B. Carbon dioxide
C. Water
D. Sodium hydroxide
Answer: D. Sodium hydroxide
Explanation:
A double displacement reaction is one in which exchange of ions take place. The salts which are soluble in water are designated by symbol (aq) and those which are insoluble in water and remain in solid form are represented by (s) after their chemical formulas.
Neutralization reaction is a type of double displacement reaction where an acid reacts with base to produce salt and water.
Thus on reacting hydrochloric acid and sodium carbonate we get sodium chloride, water and carbon dioxide as products.