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cestrela7 [59]
3 years ago
12

The build-up of toxic materials in the tissues of animals is known as

Biology
1 answer:
Nookie1986 [14]3 years ago
7 0
Its called bioamplification
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Iron rich deposits that formed about 2 billion years ago have red layers. Layers formed before then were not red. The red layers
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The red formed due to oxygen which is produced by plants in the process of photosynthesis. This oxygen then reacted with iron atom and formed oxidized iron layers of sedimentary rock. So here plants are responsible for the formation of these layers and we considered plants as part of biosphere so we can say that biosphere is responsible for the change of lithosphere.

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What are some covalent compound that we use in everyday life?
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The heart is part of the cardiovascular system and is made of cardiac muscle. Cardiac muscle has special characteristics that di
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<u>cardic muscles:</u> are present only in the heart .single cell is not very strong by itself, millions of cardiac muscle cells working together are easily able to pump all of the blood in the body through the heart in less than a minute. Cardiac muscle cells have a branched shape so that each cell is in contact with three of four other cardiac muscle cells.

<u>characteristics  of cardic muscles: </u> one nucleus ,striated, involuntary, branched and joined to one another by intercalated discs that contain  gap junctions for depolarization between cells and  hold the fibers together when the heart contracts.

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Are examples of carbohydrates
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glucose & fructose

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