BIOLOGY HIGH SCHOOL

Most of the substances around us are _____.A. pure elements

B. compounds

C. free atoms

Answers

Answer 1
Answer:

Answer:

compounds

Explanation:

i just did this test and said it was compounds
Answer 2
Answer:

Answer: A

Explanation: Pure element because compound for is something that disslove with another compound to form another cycle

for example a cake

and free atoms is........well i not really sure. but i do know pure elements is the answer because sugar, and other things are what weeeeeeee

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Answers

what i’m confused i’m

Determine if the following are autotrophs or heterotrophs: (a) a giant redwood tree, (b) a spider, (c) a rose bush,(d) a mushroom, (e) a blue whale.

Answers

The options in the question contain both autotrophs and heterotrophs.
(a) A giant redwood tree = Autotroph
(b) A spider = Heterotroph
(c) A rose bush = Autotroph
(d) A mushroom = Heterotroph
(e) A blue whale = Heterotroph
Autrophs are the organisms that have the capacity to form their own food from inorganic substances like the carbon dioxide.
Heterotrophs are the organisms that cannot produce their own food but depends on other animals or plants for their nutritional needs.

Bacteria can thrive in many environments including hostile environments like hot springs, polar ice caps and salt flats. This is due to the ________ of bacteria.a. biochemical diversity
b. small sizes
c. varied shapes
d. methods of movement

Answers

a. Biochemical Diversity.

Which activity would be within the field of biology?a. measuring the amount of time it takes light to reach earth from the distant star
b. doing research how plastic affect the environment
c. study on the manufacture of plastic bags.
d. studying the mechanics of how ships release waste

Answers

(B) Doing research how plastic affect the environment is the activity that would be within the field of Biology.
Biology is the study of life. Environment includes the surroundings and the lives involved on it. Therefore, plastic affect both the surrounding and the lives of every living creature.

What is the cell theorystatement is MOST
associated with allowing for
the growth of multicellular
individuals?

Answers

Hi, There thank for posting your question here at Brainly, I hope the helps have a wonderful day
In biology, cell theory is the historic scientific theory, now universally accepted, that living organisms are made up of cells, that they are the basic structural/organizational unit of all organisms, and that all cells come from pre-existing cells. Cells are the basic unit of structure in all organisms and also the basic unit of reproduction.

Nucleic acids are composed of:a: a phosphate group, a pentose sugar, a nitrogen base
b: a phosphate group, a pentose sugar, a carboxylic acid
c: a pentose sugar, a nitrogen base, an R group
d: a nitrogen base, an amino acid group, a carboxylic acid

Answers

Answer:

a phosphate group, a pentose sugar, a nitrogen base

Explanation:

nucleic acid is a polymeric macromolecule made up of repeated units of monomeric 'nucleotides' composed of a nitrogenous heterocyclic base which is either a purine or a pyrimidine, a pentose (five carbon) sugar (either ribose or 2′-deoxyribose), and one to three phosphate groups.
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