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Ierofanga [76]
3 years ago
6

When comparing bones from ancient fossils and modern bones--what is the primary technique do scientists use to compare the bones

? Question 3 options: Chemical composition of bones DNA printing Bone density Observation with eyes
Biology
1 answer:
shtirl [24]3 years ago
7 0
The answer is bone composition. While the other answers are also techniques used to compare bones, the primary techniques would be bone composition. This is because bones of different species vary greatly in the composition of content such as collagen, extractable proteins, and ash content.
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Normal leukocytes use several protective mechanisms in combating disease-causing microbes such as bacteria. Which of the followi
Anna11 [10]

Answer:b; exocytosis

Explanation: leukocytes are amoeboid white blood cells, which are involved in immune response .such response included combating foreign bodies like micro organisms which invade the body.they do this by engulfing the micro organisms and digesting them.

Phagocytosis, pinocytosis, receptor mediated endocytosis are the ways in which the cells engulfs the Invaders.

In endocytosis,the membrane of the cell traps the organism by forming an invagination.it then encloses the micro organism and digests it.

7 0
3 years ago
How does carbon cycle between the atmosphere and the biosphere?
TiliK225 [7]

Answer:

A lot of carbon passes through the atmosphere and into the biosphere through the plants consuming it, or in other words, photosynthesis, and the plants waste is oxygen, which animals breathe and turn into carbon dioxide

TL;DR Plants enter carbon into the biosphere and animals release it into the atmosphere

3 0
3 years ago
sprouted seeds un sprouted seed taken in a jar with lime water in both in which jar lime water changes it colour fast​
nlexa [21]

Answer:

Correct option is White

Explanation:

Germinating seeds carry out their

respiration process at the cellular level to

be able to generate energy for growth and

maturation.

They do not yet have the ability to carry out

photosynthesis.

As a result of respiration, carbon dioxide is

released by the seeds which turn lime

water milky or white.

So the correct answer is 'White

4 0
3 years ago
What structure of protein is the second folding of the protein chain
sergeinik [125]
The ensemble of formations and folds in a single linear chain of amino acids sometimes called a polypeptide constitutes the tertiary structure of a protein. Finally, the  quaternary structure of a protein refers to those macromolecules with multiple polypeptide chains or subunits.
6 0
3 years ago
Technological advancement of the society causes energy crisis in different parts of the world. one group of scientists has devel
Leviafan [203]

Limited installation sites best describes a drawback in the scientists' plan because tidal energy is not present everywhere.

<h3>Describes a drawback in the scientists' plan?</h3>

The big disadvantage of tidal power is that there are limited installation sites for it. It is expensive as well as the turbines can adversely impact the surrounding ecosystem.

So we can conclude that limited installation sites best describes a drawback in the scientists' plan because tidal energy is not present everywhere.

Learn more about energy here: brainly.com/question/13881533

#SPJ1

5 0
2 years ago
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