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lukranit [14]
3 years ago
9

A catalyst is not a product or a chemical reaction. Why not

Biology
2 answers:
Mademuasel [1]3 years ago
7 0
A catalyst speeds up or initiates a chemical reaction.  Please mark Brainliest!!!
alina1380 [7]3 years ago
5 0
They're not part of the reaction itself- the catalyst isn't permanently changed by the reaction.
                             
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A type of plant that has cells inside that form long tubes and carry nutrients and water is called _____________.
ivann1987 [24]

Answer:

Vascular

Explanation:

Vascular Tissues  consist of long, narrow cells arranged end-to-end, forming tubes. There are two different types of vascular tissues, called xylem and phloem. Xylem is vascular tissue that transports water and dissolved minerals from roots to stems and leaves.

4 0
3 years ago
Kendra wants to use similes to describe the reflection and absorption of waves. Which pair of similes best fit?
VMariaS [17]

Answer:

Reflection is like bouncing a tennis ball, and absorption is like water soaking into a paper towel.

Explanation:

So first of all a simile uses the words "like" or "as" to compare things. Reflection is like bouncing a tennis ball, and absorption is like water soaking into a paper towel.

7 0
3 years ago
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Why are scientific theories changed but never thrown away?
faltersainse [42]
They are like that because they can't always be faulty and may have at least some spark of truth to this theory also as stated earlier a theory in scientific terms is just an observation so it can't really be turned down hence theory.
3 0
3 years ago
Which of the following statements about chemiosmosis is NOT true?
melomori [17]

Answer:

I don't know the answer to the first one, but I can answer the second question. <em>Cellular respiration </em><u><em>has carbon dioxide and water as waste products</em></u><em>.</em>

Explanation:

<em>Cellular respiration</em> does <u>not</u> form glucose & oxygen and doesn't occur in the chloroplast, but does form <em>ATP energy</em>, <em>carbon dioxide</em>, & <em>water</em> and the process occurs in <em>mitochondria</em>. Photosynthesis on the other hand forms glucose & oxygen and does occur in the chloroplast.

7 0
3 years ago
Which of the following is a type of volcano? 1. Dome 2. Flat 3. Block 4. Cinder
Sedaia [141]
4. Cinder cones are a volcano
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3 years ago
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