Oxygen enters your body via the respiratory system by moving the

Answer: D. absolute

Explanation:

Absolute dating can be define as the method of dating in which the chronological age of the fossil or rock can be determined on the basis of radioactive carbon dating. The radioactive carbon is the element which decays after the death of the organism. The half life can be determined on the basis of the decay process which can be linked with the age of evidence.

Answer:

At the complete end of cellular respiration, how many molecules of ATP are produced?        A. 15  B. 26  C. 38  D. 34

Explanation:

AEROBIC CELLULAR RESPIRATION OR is the set of reactions in which the pyruvic acid produced by glycolysis is transformed into CO2 and H2O, and in the process, 36 molecules of ATP are produced.

The closest answer is between: C. 38 D. 34.

Answer:

the answer would be (D) it has more biodiversity.

Explanation:

Ecological succession is what makes up all the different varieties of species in plants and animals. It changes it by having earths ecosystem be more diverse biologically. Hope this helps!

Final answer:

DNA, or deoxyribonucleic acid, is the molecule that carries a cell's hereditary information. It is structured as a double helix and consists of nucleotides that encode genetic instructions, ensuring the faithful transmission of these instructions across generations.

Explanation:

Answer:

180 chromosomes

Explanation:

Mitosis doubles the amount of chromosomes.

Answer:

. A red and a white snapdragon are crossed, and their offspring is pink. This is an example of incomplete dominance.-(B.)

The offspring of a red and white snapdragon being pink is an example of incomplete dominance.

The offspring of a red and a white snapdragon being pink is an example of incomplete dominance. In incomplete dominance, neither allele is dominant, and the heterozygous individual displays an intermediate phenotype. This means that the offspring inherit both the red and white alleles from their parents, resulting in pink petals for the snapdragons.

Answer:

Phoebus Levene

Explanation:

Since he performed hydrolysis experiments on nucleic acid. He also discovered that DNA is composed as a series of monomers called nucleotide.

Answer:

Genetic Drift.

Explanation:

Hope my answer has helped you!

Answer:

water molecules

Explanation:

In photosynthesis, electrons that travel through the electron transport chain in the thylakoid membrane come from water molecules.

Water molecules supply electrons for electron transport in photosynthesis.

Answer:

D.  Minerals

Explanation:

The question is asking for which of these things could be part of a stream's dissolved load.  Pebbles, cobbles, and sand grains can not dissolve, but minerals can.

I hope this helps!

Answer: option (D)

Explanation: In order to be a dissolve load of a stream, the particles must be of smaller size and less dense. Pebbles and cobbles are of size about 4-64 mm and 64-256 mm respectively

Sand grains are usually 0.125-2 mm in size but have a high average density

In case of minerals, it varies as some minerals are found to be bigger and some appears to be smaller in size. Minerals have the ability to get dissolved when undergoes chemical reactions.

Thus, the correct answer here is option(D) i.e. minerals which is most likely to be a part of the stream's dissolve load.

Answer:

The bonds formed are called covalent bonds, which are created when two atoms share an electron (i.e. valence electrons) with each other. ... The three major types of covalent bonds are single, double, and triple bonds. A carbon atom can form the following bonds: Four single bonds.

Answer: Answer down below

Explanation:

The model’s strength is that it clearly shows that the process is quite complicated and that it takes place in different parts of the chloroplasts. It also shows most of the major molecules produced. But it doesn’t show the major steps of the Calvin cycle, so that’s a weakness of the model. It also doesn’t clearly show the process of the electron transport chain.

PLATO

Answers and explanations:

Horizontal gene transfer can occur through several mechanisms. Why is this relevant to humans?

B. Bacteria can exchange genes for resistance to antibiotics in this way.  This mechanism is relevant because antibiotic resistance is one of the most important public health challenges

Choose the best description of how gene mutations are involved in evolution.

B. Gene mutations can be helpful, harmful, or neutral for an organism's survival.

Only mutations that are helpful in the organism's environment would influence its survival and reproduction. Mutations are the primary source of variation and the material that selection can act on

Species can vary in several ways. Which of the following is one of Darwin's ideas that was accepted by most scientists of his time due to the large number of fossils being discovered at that time?

D. Species change over long periods of time.

This principle is referred to as "gradualism" and is fundamental to Darwin's evolutionary studies

Dinoflagellates can perform photosynthesis and provide energy for themselves and for the coral that they live near. The coral provide protection to the dinoflagellates. This is an example of a

C. mutualistic relationship.

Mutualism is a biological interaction among different species where they are benefited and therefore improve their biological fitness.

Plants can reproduce

C. sexually and asexually.

Plants produce flowers with sexual organs and they also produce asexual structures such as, for example, tubers for asexual reproduction

The idea that viruses originated as genetic material that was able to move within a genome, eventually exiting a cell and entering another is the _______ hypothesis.

D. progressive  

The Progressive hypothesis states that viruses originated as genetic material that was able to move within a genome, eventually exiting a cell and entering another

The wings of insects, birds, and bats evolved independently but carry out similar functions. This is an example of

A. analogous structures.  

Analogous structures are structures that have the same functions but they appeared independently during evolution

Answer:

For food production and

storage.

For strength and support

For protection and

support. (Ans. A)

Explanation:

Parenchyma: These cells are responsible for the formation of many other tissues and cells. These cells are mostly found in the soft part of the plant. Cell shapes of these cells are isodiametric and cell wall (composed of cellulose) thin in structure. Between these cells intracellular space is present. Main function of these cells are storage of food, in photosynthesis and exchange of the gaseous particles.

Collenchyma: The epidermal cells present on plants are made up of these cells. These cells are found in the petioles, leaves, and stems. Cell are elongated in shape and cell wall (composed of cellulose and pectin) is uneven. Less intracellular space present between the cells. Main function of these cells are providing mechanical support.

Sclerenchyma: Hard and outer parts of the plant made up of these cells. These cells are present in the mature parts of the plant. Cells are elongated, fiber in shape and cell wall (composed of lignin) hard and thick. Intracellular space is not present in these cells so these are tightly packed. Main function of these cells are providing protection and support.

Answer:

A                           the other person does too much explanation

Explanation:

Answer:

THe answer is true

Explanation:

Answer:

True

Explanation:

If your suspension is not working properly your tires will not function as well and it can become difficult to steer

Answer:

The Coriolis effect- C.

Answer:

The answer is: C. The Coriolis effect.

Explanation:

The Coriolis effect affects the direction of rotation of various elements on the earth's surface such as hurricanes or water.

The answer is: C. The Coriolis effect.

Different cell types like stomach cells and eye cells arise from having the same DNA, but expressing different genes within that DNA, allowing for the unique structure and function required by each cell type.

Each somatic cell in our bodies generally contains the same DNA. However, this does not mean that all cells are the same. The reason we have different types of cells, such as those in the stomach versus the eye, lies in the process called gene expression. While every cell has the same genetic code, not all genes are active, or 'expressed', in every cell. Depending on the type of cell and its function in the body, only specific genes are turned on to produce the proteins needed for that cell's unique duties.

Hence, stomach cells will have a different set of active genes compared to eye cells, resulting in their distinct structures and functions. This specialization is orchestrated through a highly regulated process where certain factors determine which genes should be active and which should remain dormant, ensuring that the right proteins are produced at the right time for the proper function of each cell.

Answer:

The correct answer is option A-"They release energy".

Explanation:

The phenomenon of radioactive decay, also known as radioactivity or nuclear radiation, occurs when an unstable atomic nucleus emits radiation and loses energy and mass in the process. The elements during radioactive decay release energy and mass trying to reach a stable form. The material that has the unstable nucleus is considered radioactive.

Answer:

Option (A)

Explanation:

Radioactive decay is usually defined as a process by which an unstable nucleus of an atom continuously disintegrates into a stable nucleus, resulting in the liberation of a large amount of energy as well as matter.

The radioactive substances undergoes radioactive decay and these released energy is very harmful as they are emitted in the form of ionizing radiation.

These process of radioactive decay is commonly known as radioactivity.

Thus, the correct answer is option (A).

During the second gap phase, or G 2​start subscript, 2, end subscript phase, the cell grows more, makes proteins and organelles, and begins to reorganize its contents in preparation for mitosis.

S phase (DNA Synthesis) - Each of the 46 chromosomes are duplicated by the cell. III. G2 phase (Gap 2) - The Cell “double checks” the duplicated chromosomes for error, making any needed repair.

During the G1 phase, the cell shows first growth by copying organelles and making the molecular building blocks which are necessary for later steps. During the G2 phase, the cell shows the second growth by making proteins and organelles and beginning to reorganize its contents in preparation for mitosis.

To learn more about second gap phase, refer

https://brainly.com/question/14446106

#SPJ2

Hello There!

The part of the chloroplast that glucose production occurs in is called

"The Stroma"

Answer:

A-   brain + cranial nerves (I'm assuming since they are related)

B-    Radial nerve

Explanation:

The cranial nerves are pairs of nerves that connect your brain to different parts of your head, neck, and trunk. There are 12 of them, each named for their function or structure. Their uses are mainly categorized as Sensory and Motor. Sensory nerves are involved with your senses, such as smell, hearing, and touch. Motor nerves control the movement and function of muscles or glands.

The radial nerve controls movement of the triceps muscle, which is located at the back of the upper arm and is responsible for extending the wrist and fingers. It also controls sensation in part of the hand.

The parts labeled A and B in the diagram are the Central Nervous System and Peripheral Nervous System, respectively. The CNS includes the brain and spinal cord, processing information and maintaining vital functions, while the PNS connects the CNS to the body, relaying signals and managing voluntary and involuntary actions.

Parts of the Human Nervous System

The two main parts of the human nervous system, as indicated in the diagram, are labeled A and B. The part labeled A is the Central Nervous System (CNS), which consists of the brain and spinal cord. The CNS is responsible for processing and integrating information from the entire body and coordinating activity across the whole organism. The part labeled B is the Peripheral Nervous System (PNS), which connects the CNS to limbs and organs. The PNS is essentially the communication lines that carry signals between the CNS and the rest of the body.

The CNS, serving as the control center, regulates all voluntary and involuntary actions and processes sensory information. It plays a key role in controlling thoughts, movements, and basic life functions. The PNS is divided into the somatic nervous system, which controls voluntary movements, and the autonomic nervous system, regulating involuntary body functions. The PNS ensures that the CNS stays updated with the body's status and external surroundings.

answer is sleet; I just finished the assignment as well. Sorry for being late.

The pellets which are around 3 millimeters in diameter are called as sleets. Thus, the correct option is C.

Precipitation is any liquid or frozen water which forms in the atmosphere and then falls back on to the earth. Precipitation comes in many different forms, such as the rain, sleet, and snow. Along with the evaporation of liquid and condensation, precipitation is one of the three major parts of the global water cycle in the environment.

Sleet is the form of liquid which occurs when the snowflakes only partially melt when they fall through a shallow layer of the warm air on the surface. Sleets are slushy drops which refreeze as they next fall through a deep layer of freezing air which is present above the surface of land, and eventually reach the ground as frozen rain drops that bounce on impact.

Therefore, the correct option is C.

Learn more about Precipitation here:

https://brainly.com/question/18109776

#SPJ6

Abnormal softening of a gland is known as glandular hyperplasia.

Abnormal softening of a gland is known as glandular hyperplasia. It is a condition where the glandular tissue of an organ becomes softer and enlarged due to an increase in the number of cells.

For example, prostate glandular hyperplasia is a common condition where the prostate gland becomes enlarged due to an increase in the number of glandular cells.

Glandular hyperplasia can be caused by various factors such as hormonal imbalances, inflammation, or genetic predisposition.

https://brainly.com/question/34699915

#SPJ3

Answer:

C. Bilateral symmetry

Explanation:

Just before the Cambrian explosion, approximately 600million years ago, multicellular aquatic animals are thought to have developed new body plans. As a result they split into two groups of organisms which were notably radially symmetrical and bilaterally symmetrical. These early bilaterally symmetrical animals were simple organisms without a body cavity called a coelom; further evolution, led to the development of complex coelomates. Eventually, land-dwellers capable of respiring out of water with the aid of lungs emerged, and subsequently, their adaptations allowed for reproduction in their new habitats.

Bilateral symmetry is the animal adaptation that happened before the others listed (Reproduction on land, Development of a coelom, Lungs).

Bilateral symmetry is a fundamental characteristic in the evolution of animal body plans and refers to the arrangement of body structures into two similar halves, with a distinct front and back, and a top and bottom. This symmetry allows animals to be more streamlined and have more precise movements, making it advantageous for survival and locomotion.

Bilateral symmetry likely evolved early in the history of animal life, providing a basis for more complex body plans to develop later. It allowed for the evolution of specialized sensory organs at the anterior end, facilitating better detection of the environment and predators. Additionally, it enabled animals to develop a head region with concentrated nervous tissue, leading to the development of more complex nervous systems and improved sensory capabilities.

Reproduction on land, development of a coelom (body cavity), and lungs are adaptations that came later in the evolutionary timeline. Moving from aquatic to terrestrial environments required adaptations such as the development of specialized reproductive structures to prevent desiccation and ensure successful reproduction on land. The development of a coelom provided a space for the internal organs to be organized and function more efficiently. Lungs evolved as a respiratory adaptation to extract oxygen from the air in terrestrial environments, allowing animals to colonize new habitats.

In summary, bilateral symmetry was one of the earliest and foundational animal adaptations that allowed for further evolutionary developments in body plans, locomotion, and sensory abilities, which later led to adaptations for reproduction on land, coelom development, and the evolution of lungs.

To learn more about animal adaptations, here

https://brainly.com/question/32161347

#SPJ6

The second law of thermodynamics dictates that energy transformations, like cellular respiration, are not completely efficient due to entropy increase. The law implies that some energy is always lost as heat, making the efficiency of respiration less than 100%.

The second law of thermodynamics relates to the concept of entropy and can be stated in terms of heat energy and the efficiency of processes. In the context of cellular respiration, the second law helps explain why no energy transformation is completely efficient. During respiration, cells transform chemical energy from nutrients into ATP (adenosine triphosphate), a usable form of energy for cellular processes. However, according to the second law, some energy is invariably lost as heat. This loss of energy increases the entropy of the system, which is a measure of disorder.

The importance lies in the fact that the efficiency of respiration is constrained by this law, as some of the potential energy in nutrients is not converted into useful work, but rather is dissipated as heat, contributing to the overall increase in entropy of the universe. In summary, the second law of thermodynamics, when applied to biological processes like respiration, clarifies why these processes cannot be 100% efficient and why there is always an increase in entropy and a certain amount of energy that becomes unavailable for doing work.

Final answer:

Bacteria are essential in food production, serving a vital role in the fermentation process of various foods. In addition, they contribute to the digestion process, aid in nutrient recycling in ecosystems, and can be utilized to produce medicines.

Explanation:

Bacteria play a crucial role in food production due to their ability to ferment and break down organic compounds. One example is the production of cheese, where bacteria convert milk sugars into lactic acid, causing the milk to curdle and form cheese. Bacteria are also used in the fermentation process of other foods like yogurt and sauerkraut. Additionally, bacteria in the human digestive tract aid in digestion by breaking down food and producing essential vitamins.

Furthermore, bacteria are important decomposers in ecosystems, recycling nutrients such as nitrogen back into the environment. In the laboratory, bacteria can be manipulated to produce useful materials and medicines. For instance, insulin, used to treat diabetes, can be produced using bacteria as tiny factories.

Answer:

Diffusion transport is responsible for oxygen entering blood cells because when the oxygen concentration in the alveoli in the lungs are too high it diffuses with the red blood cells by giving it oxygen and receiving carbon dioxide.

Explanation:

Passive or diffusion transport  is responsible for oxygen entering into blood cells.

learn more about Passive transport here:

https://brainly.com/question/17293052

#SPJ2

Answer:

Fertilizers

Explanation:

The independent variable is the variable that is manipulated or changed to trigger a change on the dependent variable. The dependent variable is the variable that is not manipulated, but it changes depending on the independent variable. In the case of this experiment, the scientists wanted to see if the different fertilizers have an effect on pea plants' growth. To determine this, they would have to use different types of fertilizers, so this meanst hat the fertilizers will be changed.

Hello There!

The sun is a star and our nearest star. The sun is closer than almost all stars and that is why it is so big. The sun is so hot and bright because it's a huge ball of fire. Even though the sun is around 92 million miles away, it is still extremely bright. It will burn you if you get close because your body can not sustain an average temperature its just way too hot.