Systemic circulation is a process through which oxygenated blood is pumped throughout the body of a living organism by the left-side of a mammalian heart.
Cardiac cycle can be defined as a complete heartbeat of the mammalian heart, which typically comprises sequential alternating contraction and relaxation of both the atria and ventricles, therefore causing oxygen-rich blood to flow unidirectionally (in one direction) throughout the human body.
Systemic circulation is a process that is responsible for the transportation of oxygen-rich blood from the left-side of the mammalian heart throughout the body of a living organism.
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How do the muscular and digestive systems work together to digest food?
Answer:
The muscles of the small intestine mix food with digestive juices from the pancreas, liver, and intestine, and push the mixture forward for further digestion. The walls of the small intestine absorb water and the digested nutrients into your bloodstream.
Explanation:
Answer:
The muscles of the small intestine mix food with digestive juices from the pancreas, liver, and intestine, and push the mixture forward for further digestion.
to maintain homeostasis, freshwater fish must ________.
Answer:
Excrete large quantities of water
What would happen to the Earth if not for the Sun’s gravitational pull?
Answer:
Earth would be a wandering planet.
Explanation:
it would be rogue upon the cosmos, or most likely, orbit the next big thing, ie, Jupiter. if none of those other planets are likely at that time, then it would most probably be a wandering planet with no life.
The process by which a less specialized cell matures into a more specialized cell is called ________.
(Cell) differentiation
the process by which external dna is transferred to a different bacterial cell is referred to as __.
Answer:
Transduction
Explanation:
Transduction is the transfer of DNA from one bacterium to another by means of a bacteria-infecting virus called a bacteriophage.
Once connected, the two cells are brought into direct contact, and a conjugal bridge forms through which the DNA is transferred from the donor to the recipient.
Transduction is the process of transfer of genetic material (DNA) between bacterial cells mediated by bacteriophage viruses.
What is transduction?It is the process of genetic transfer from a donor cell to a recipient cell.
It is the introduction of an exogenous nucleic acid into a cell by means of a virus, originally designated the transfer of genetic material between bacteria by means of a phage.
Therefore, we can conclude that transduction is the process of transfer of genetic material (DNA) between bacterial cells mediated by bacteriophage viruses.
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Oxygen is essential in cellular respiration. What is the role of oxygen in the electron transport chain?
true or false? most of the cells in a mushroom contain haploid nuclei.
Answer:
True
Explanation:
Most of the cells in a mushroom contain haploid nuclei. a mushroom consists mainly of hyphae that are heterokaryotic, which means they have two distinct haploid nuclei per cell; these nuclei may fuse in specialized cells called basidia and become diploid in preparation for meiosis and spore production.
Give an example of a stimulus.
How might your body respond to this stimulus?
What kind of stimulus might cause a response from your autonomic nervous system?
No links please.
Someone plz help me :(
What are the underlying issues related to venous blood flow that help to create venous stasis ulcers
Answer:
It often occurs in people who have underlying conditions that affect blood flow in the legs, such as chronic venous insufficiency, varicose veins, deep vein thrombosis (DVT), and congestive heart failure.
hope this helps
How are carbs,Lipids and proteins similar to one another
Answer:
All are macromolecules/polymers, have monomers (though different kinds), and help perform bodily functions.
Advanced Biology answer: All are macromolecules with functional groups that make them function uniquely from each other. Their monomers all have a complex of bonds and atoms that give them shape, helping function.
For a species with a haploid number of 23 chromosomes, how many different combinations of maternal and paternal chromosomes are possible for the gametes based on the independent assortment of chromosomes during meiosis? 46 about 1,000 about 8 million 23
Answer:
about 8 million
Explanation:
blood flow through the kidney includes a feature seen in only a few organs. what is it?
Answer:
portal system is the answer
Which organism gets nutrients from animals and plants?
Answer:
Omnivores such as humans can eat both plants and animals. Saprophytes such as many types of fungi and bacteria, obtain their food in liquid form from the remains of dead organisms. This feeding manifests itself as the process called decay.
Explanation:
Answer:
detritivore
Explanation:
which of the following is a reason that pluto is different from the outer planets?
a. it is not made of gases
b. it has a unique orbit
c. it is made of mostly rock
d. all of the above
Which of the following is not a future impact of global warming?
Less land
Less methane
More drought
Human migration
Answer: Less methane
Explanation:
The following is not a future impact of global warming: less methane, which is present in option B, as methane is a potent greenhouse gas that contributes to global warming when released into the atmosphere.
Global warming can contribute to sea-level rise, which may lead to the loss of coastal areas and low-lying land due to increased flooding and erosion. Rising temperatures can alter precipitation patterns and lead to increased evaporation, which can result in more frequent and severe droughts in certain regions. Global warming can disrupt ecosystems, affect agriculture, and alter living conditions in vulnerable areas, potentially leading to increased human migration as people seek more habitable and stable environments.
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Is anyone good at biology ? Urgent help needed, thanks !!!!
Answer:
sir
Explanation:
i cant see th picture sir
have some points part 5
the ocean is a soup. discuss.
Answer:
Wow thanks, r u trying 2 get rid of ur points or something?
Explanation:
What is most likely to result when a mutation affects a DNA sequence?
A. The protein sequence will be changed and a different set of nucleic acids will be formed.
B. The codons will be unable to create bonds with the enzymes.
C. The amino acid sequence will be changed and a different protein will be formed.
D. The nucleic acids will be unable to create bonds with the ribosomes.
Answer:
A
Explanation:
If Im wrong pls correct me, I hope it will help
Which organelle ensures that after cell division each daughter cell has the correct number of chro-
mosomes?
(a) the nucleus
(b) the endoplasmic reticulum
(c) the centriole
(d) the cytoskeleton
Answer:
(c) the centriole
Explanation:
(c) the centriole
a student placed two plants, a and b, near a sunny window to study plant growth. PLants a and b were the same type of plant and received the same amount of water. Plant B was covered with a box that had a hole cut into its side. The result after several weeks is shown in the diagram. Explain why PLant b grew out of the hole in the box. answer key
Answer:
Due to phyto tropism I guess
2. In which part of the cell does respiration happen?
Answer:
The respiration would happen in the mitochondria.
Hope I helped! ☺
in a lipid bilayer the tails face each other within the bilayer and form a region that
5. In a lipid bilayer, the
excludes water:
a. Hypertonic
b. Hydrophilic
C. Hydrophobic
d. Hypotonic
Answer:
I'm pretty sure it's Hydrophobic, but please correct me if I am wrong!
Explanation:
Hydrophobic tends to repel or fail to mix with water. The opposite of hydrophobic would be hydrophilic
Match each energy-producing organelle to its description. all of them
will give brainiest
a. site of photosynthesis
b.
production of ATP in both animal cells and plant cells
c.
storage of macromolecules
d.
contain photosynthetic pigments
1.) chromoplasts
2.
leucoplasts
3.
chloroplasts
4.
mitochondria
Answer:
1.) D
2.) C
3.) A
4.) B
chromoplasts- contains photosynthetic pigments.
leucoplasts- storage of macromolecules.
chloroplasts- site of photosynthesis.
mitochondria- production of ATP in both animal cells and plant cells.
An object with a mass of 20 kg and potential energy of 584 J is what distance above the ground
Answer:
29.2 m
Explanation:
P=mh. Plug in the values.
584 J = 20 kg x h
h = 29.2 m
If it's gravitational potential energy multiply is by gravity which I think is 10 m/s.
explain why a bone is referred to as a living tissue?
Answer:
Because bones possess their very own blood vessels and are constructed of numerous minerals, vitamins, proteins and cells!
Explanation:
Brainlest Please!Do animals have the right to a certain quality of life?
Explanation:
All Animals have EVERY right to a good quality of life! It is humans with a typical human arrogance that decide who lives, who dies, who is food and who is not and how they will live and be killed. We even have Animal Protection laws for dogs, cats and “pets” and farm animals are treated like dirt, having very few protections! If you did to your dog what you do to pigs you would go to jail! Discrimination and arrogance taken to the nth degree! Since humans subject Animals to the existence humans choose and nobody ever asked a cow, a pig, a hen or any other animal how they want to live their life I think it can qualify as “Slavery”.
Triploblastic animals have three germ layers. The outer layer is called the , the inner layer is called the , and the intermediate layer is called .
Answer:
The outer layer, called the crust.
The inner layer is called The subcutis.
The intermediate layer is called mantle layer.
Explanation:
I hope it helps
Triploblastic animals have three germ layers. They are the following:
The outer layer is called the Ectoderm.The inner layer is called the Endoderm.The middle layer is called the Mesoderm.What do you mean by germ layers?The germ layers may be defined as a group of cells that develops in an embryo. These germ layers are responsible for the generation of organs and tissues as the embryo develops.
The ectoderm forms the brain, spinal cord, eye, skin, and hair. The mesoderm is responsible for the formation of the notochord, bone, circulatory system, muscles, and connective tissues. The endoderm leads to the formation of the stomach, liver, pancreas, lungs, and urinary bladder.
Therefore, Triploblastic animals have three germ layers. They are ectoderm, mesoderm, and endoderm.
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the outer ear channels sound waves down the external __________ to the __________, a tight membrane that vibrates in response to sound waves.
Answer:
Revisado por: Larissa Hirsch, MD
Larger text sizeLarge text sizeRegular text size
in English
Ears
¿Qué es el oído y qué hace?
El oído consta de tres partes diferentes, que funcionan conjuntamente para captar sonidos y transmitírselos al cerebro: el oído externo, el oído medio y el oído interno.
El oído externo
El oído externo está formado por el pabellón auditivo (también conocido como "pabellón auricular" o "pabellón de la oreja") y el conducto auditivo. Los pabellones auditivos son las partes visibles que tenemos a ambos lados de la cabeza y están compuestos por cartílago duro cubierto de piel. La principal función del pabellón auditivo consiste en captar sonidos y conducirlos hacia el conducto auditivo, que conecta con el oído medio. Las glándulas de la piel que recubren el interior del conducto auditivo fabrican cera o cerumen, que protege este conducto, eliminado la suciedad y ayudando a prevenir posibles infecciones.
El oído medio
El oído medio es una cavidad llena de aire que transforma las ondas sonoras en vibraciones y las transmite al oído interno. El oído medio está separado del externo por el tímpano (o membrana timpánica), una fina lámina de tejido que va de lado a lado del conducto auditivo y que está fuertemente tensada sobre él. Los sonidos golpean el tímpano, haciendo que se mueva.
Explanation:
Microorganisms commonly associated with the human body are traditionally referred to as the ________.
Answer:
they are traditional called disease
