<h3>Origin of cell.</h3>
In 1665,an english scientist Robert Hooke designed his own microscope and examined a cork from a bark of tree.He observed that cork is made up of many boxes like units which were packed together .He called these units <u>Cells</u>.
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Statements 1 and 4 are true, while 2 and 3 are false.
<h3>Decomposition reaction</h3>
In decomposition reactions, one or more reactants decompose to produce two or more products.
Decomposition reactions with single reactants are known as single decomposition reactions. Those with 2 reactants are known as double decomposition reactions.
Decomposition reactions do not always produce elements. It could be compounds in some cases.
Decomposition reactions always obey the law of conservation.
More on decomposition reactions can be found here: brainly.com/question/8009068
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Answer:
The urinary system and Integumentary system
Explanation:
The urinary system is the primary waste elimination system in the body. However, the Integumentary system also eliminates some waste products.
Fenestrated simple squamous epithelium
Answer:
Totipotent (omnipotent) stem cells can give rise to any of the 220 cell types found in an embryo as well as extra-embryonic cells (placenta). Pluripotent Stem Cells Pluripotent stem cells can give rise to all cell types of the body (but not the placenta). Multipotent Stem Cells Multipotent stem cells can develop into a limited number of cell types in a particular lineage.
Explanation:
