in what situation does the cell get larger course hero

When does the cell get smaller in what situation?

Nov 21, 2019 · A In what situation does the cell get larger B In what situation does the cell from BIO 101 at South Iredell High

When there are more solutes inside the cell what happens?

To calculate percentage concentration, divide the number of solute particles by the total number of particles (solute + solvent), and then multiply by 100: % concentration = ( solute ÷ total particles ) × 100 Select the DESCRIPTION tab. Click Reset . Set the Solute outside to 10 and check that the Initial cell volume is 40%.

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Why do trees have narrow rings?

Narrow rings do not only signify a lack of sun or water. A forest fire may have damaged the tree's crown and slowed its growth. Defoliation by insects or fungi can have the same effect. After several years, the tree gained strength and returned to normal growth. This tree had a rough time during its first ten years!

What is the cambium of a tree?

The cambium is a thin layer of cells which produce phloem on one side and sapwood on the other. Sapwood is the living wood in the tree through which the raw sap rises from the roots to the leaves.

What are the things that can be left on a tree?

Life can be pretty tough on a tree! Drought, excessive rain, fire, insect plagues and disease epidemics, injuries, thinning, air pollution, all leave their mark on a tree's annual growth rings.

How many rings do trees have in a year?

Some trees in tropical forests, like the okoumé (Gaboon), manage to create several dozen very thin rings in a year, and never the same number from one year to the next. It is often difficult, even impossible, to distinguish them with the naked eye. In such cases, it is extremely hard to determine the age of the tree.

When do maple trees grow?

In Canada and the North United States, the growing season begins in the spring. At first, the cambium produces numerous large cells with thin walls that form the springwood (earlywood). If you look at a cross section of a tree, this is the light-coloured ring. Then, towards the end of the summer, growth slows down.

What is the outer bark of a Douglas Fir?

The outer bark protects the tree from extreme temperatures, bad weather, insects and fungi. Very thin in birch trees, the outer bark may be one foot thick in the Douglas fir . The phloem (bast) is also called the inner bark. It conveys the food-bearing sap developed in the leaves down to the various parts of the tree.

When does a tree grow?

Tree growth is not the same from spring until the end of the summer. Growth is faster in the spring. Also, stem elongation and diameter growth begin and end at different times, with diameter growth continuing longer.

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