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Dmitry [639]
3 years ago
14

Which structure or substance is responsible for helping filter and clean air as it passes through the trachea and bronchioles?

Biology
2 answers:
Andreas93 [3]3 years ago
7 0

Answer: A

Explanation:

because the cilia is in the trachea and it pushes foreign things out as it breathe in air and it pushes out things such as dust and all that

kumpel [21]3 years ago
4 0

Answer: Cilia

Explanation: Respiration can be defined as the phenomenon in which the   exchange of gases takes place between the lungs and outer environment.

The process by which the air is inhaled is known as inhalation and the process y which carbon dioxide is moved out of the body is known as expiration.

The whole of the respiratory track is ciliated that protects the nasal passage by the entrance of the harmful pathogens, dirt and foreign particles. It propels out the foreign particles out of the body by the back and forth movement.

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Arrange the events in the life cycle of mosses in the flowchart below. Start the life cycle with the mature sporophyte stage in
labwork [276]

Answer:

Life cycle of a moss

Explanation:

LIFE CYCLE OF A MOSS FROM MATURED SPOROPHYTE STAGE

An embryo further develops into a pear-shaped  sporangium, which is the *sporophyte  stage of the plant*. The sporangium  contains spore sacs, each of which is the spore mother cell that undergoes meiotic division  to form four spores,The spores are released and germination

takes  place giving  rise to a protonema, which develops into a new gametophyte plant. The gametophyte  generation or haploid phase of the moss is from the production  of haploid spores after meiosis  to the period just before fusion of the haploid antherizoid or haploid ovum. The sporophyte generation or diploid  phase is from the diploid  mother cells just before meiosis.

Examples of moss plants include Funaria hygrometrica, Polytrichum commune, Barbuda Indica.

8 0
3 years ago
List the 6 possible genotypes of the four blood types. Identify the parentalgenotypes that could produce children with blood typ
ziro4ka [17]

Answer:

The different possible genotypes are AA, AO, BB, BO, AB, and OO. These are derived according to the A, B and O blood group model.

The table is given below:

Blood Type Genotype

Blood Type A Genotypes AA or AO

Blood Type B Genotypes BB or BO

Blood Type AB Genotype AB

Blood Type O Genotype OO

The alleles A and B exhibit a greater dominance than O. This is the reason why the Parent of Blood type A will form the Genotype AO.

8 0
3 years ago
The entire process of aerobic respiration produces _________ ATP (numerical answer required)
lana [24]

Answer:38 ATP

Explanation: It produces a total of 38 ATP, with a single molecule of Glucose

8 0
3 years ago
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5 0
3 years ago
What is the definition of petroleum?
natima [27]

Answer:

Petroleum is a liquid mixture of hydrocarbons that is present in certain rock strata and can be extracted and refined to produce fuels including gasoline, kerosene, and diesel oil

Explanation:

Oily flammable bituminous liquid that may vary from almost colorless to black, occurs in many places in the upper strata of the earth, is a complex mixture of hydrocarbons with small amounts of other substances, and is prepared for use as gasoline, naphtha, or other products by various refining processes.

6 0
2 years ago
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