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Zolol [24]
3 years ago
8

How is a molecule different from a compound? Are all molecules compounds?

Biology
1 answer:
nikklg [1K]3 years ago
6 0

A molecule is formed when two or more atoms of an element chemically join together. If the types of atoms are different from each other, a compound is formed. Not all molecules are compounds, because some molecules, such as hydrogen gas or ozone, consist only of one element or type of atom.

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One reason the skeletal system is important is because __________. A. without the skeletal system, an individual would not have
serg [7]

Answer: The correct answer for the fill in the blank is  B. The skeletal system creates the connective tissue and tendons that allow the body to move.

Skeletal system is network of bones and other connective tissues ( like cartilage, ligaments, tendons) that serve different functions of the body.

For instance, it provides structural support to the body and assists in different body movements.

Most of the skeletal muscles are attached to the bones via tendons ( fibrous connective tissue) and when they ( muscles) contract, they produce movements by pulling bones.


3 0
3 years ago
Read 2 more answers
Roberta's first child is now 8 months old. roberta has been breastfeeding and would like to begin to introduce solid foods. she
Colt1911 [192]

The multiple choices;

A) Oats

B) Rice

C) Wheat

D) Barley


Answer;

B. Rice.


Explanation;

Solid food is any solid substance (as opposed to liquid) that is used as a source of nourishment; "food and drink" food.

At about 6 months of age, the baby needs more nutrients and is ready to start trying solid foods.

6 0
3 years ago
The process which takes place in guard cells but not in other epidermal cells is?​
otez555 [7]

Answer:

guard cells chloroplasts , involved in the photosynthesis where epidermal cells are living cells covering the outside surface of the herbaceous plants they contain a thick covering of cutting which reduces the water loss from Plants epidermal cells in roots are specialized for water and ion absorption don't know if it helped but good luck

4 0
3 years ago
Griffith called the process he observed transformation because
Y_Kistochka [10]

Answer:

c. The harmless bacteria had been transformed.  

Explanation:

Fredrick Griffith carried out the first experiment that showed bacteria can get DNA by transformation in 1928.

He used two different strains of the bacteria Streptococcus pneumoniae a)type-III-S or smooth strain-Covered by a protective polysaccharide capsule hence lethal

b) type II-R or rough strain-Lacked the polysaccharide hence non-lethal

In his experiment he observed heat killed Type-III-S strain was not able to kill the mice. However, when its remains was added with rough strain then the blend was able to kill the mice.

When he collected blood  from the dead mice it had live strains of both smooth and rough type.

He came to a conclusion that non-lethal type II-R strain was transformed into lethal type II-S strain by a "transforming principle"  that was supposed to be the part of dead III-S strain bacteria.

3 0
4 years ago
Substances intended for tubular reabsorption travel from the filtrate of the proximal convoluted tubule next to the ________.
kirill [66]
Tubular reabsorption is the process that moves back into the bloodstream the solutes and water out of filtrate. It is so called because this is the second time they have been absorbed in which the first time was when they were absorbed and transported from the digestive tract into the bloodstream. The substances travels from the filtrate of the proximal convoluted tubule and next to the LOOP OF HENLE.
8 0
3 years ago
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