Answer:
1:1
Explanation:
What is the concentration of H+ ions at a pH = 7?
⇒ 0.0000001 mol/L
What is the concentration of OH– ions at a pH = 7?
⇒ 0.0000001 mol/L
What is the ratio of H+ ions to OH– ions at a pH = 7?
1 :1
Is the classification system of domains and kingdoms the only system that scientists have ever used to classify organisms?
No, the classification system of domains and kingdoms is not the only system that scientists have used to classify organisms.
What is a classification process?The classification of living organisms has been a continuous process since the time of Aristotle, and scientists have used various systems over time to classify organisms.
Prior to the current system, scientists used a five-kingdom classification system that classified organisms into Monera, Protista, Fungi, Plantae, and Animalia. However, advances in molecular biology and genetics led to the realization that this system did not accurately reflect the evolutionary relationships among organisms.
The current classification system, which is based on three domains - Archaea, Bacteria, and Eukarya - was proposed in the late 1970s and early 1980s by Carl Woese and his colleagues.
Learn more about classification, here:
https://brainly.com/question/367189
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Which is an example of trace fossils?
A. an insect getting stuck in a tree sap that hardened
B. sediment hardening around a trilobite
C. footprints from a dinosaur in mud that hardened
D. minerals replacing tissue in wood and hardening
Answer:
A. An insect getting stuck in tree sap that hardened
Explanation:
The answer is A because that is one of the ways to collect DNA samples for animals. The other way is digging for fossils.
How is the process of fertilization in animals like the process that takes place in plants?
Spores can become sperm that will fertilize the egg.
Self-fertilization is possible if no partner is available.
A sperm cell and an egg cell combine to form an embryo.
Sperm is encased in a grain of pollen to travel to an egg.
Answer:
Hope it helps :))
Explanation:
And i also hope you get it right ;))
Which is NOT an example of a structural adaption?
A. a pelican's pouch-like beak
B. Camouflaged seahorses
C. The migration of birds
D. dense fur on a brown bear
Answer:
D
Explanation:
Your sooo wellcome Honey
Pleace and peace!!!!!!!!!!!!!!!!!
Answer:
Part a: C)
Part b: A)
Explanation:
a heterozygous (Rr) and a Homogenous (rr)
Part a: C)
There is only one out of 4 (Rr) so 1/4
A)
Answer:
C for part a
a for part b i think
Explanation:
In the image below, which objects would have a greater gravitational force between them, Objects A and B, or Objects B and C? Give one supporting detail for your answer.
B and c
Its because heavier objects have a higher gravitational force
Answer:
Objects A and B
Explanation:
The Bigger the Object the more gravitational force, there is other thing that effect gravitational force but in this one it is size.
Ocean water is-
A. mixture
B. compound
C. element
D. fresh water
Some areas of the world are experiencing more desert-like conditions due to climate change. This change most favors the survival of species with abilities to do which of the following?
Answer:
sense infrared and ultraviolet light
What are some important functions cells perform in the human body?
Answer:
1: Movement (muscle cells) 2: Conductivity (nerve cells) 3: Metabolic absorption (kidney and intestinal cells) 4: Secretion (mucous gland cells) 5: Excretion (all cells) 6: Respiration (all cells) 7: Reproduction (all cells) MedicTests.com.
Explanation:
Are there any more endangered animals who are experiencing a bottleneck effect. I read an article and I had this question in mind.
Answer:
I think Mountain Gorrillas?
I could be wrong, I saw it on a website
:D
What is the molecule that is responsible? for albinism and colorblindness
Answer:
melanin i believe
Explanation:
Study the table about Earth’s interior.
A 4 column table with 5 rows. First column is unlabeled with entries: Crust, uppercase mantle, Lower mantle, Outer core, Inner core. Second column is labeled Thickness in kilometers with entries: 30, 720, 2,171, 2,259, 1,221. Third column is labeled Density in grams per centimeters cubed, divided into Top and Bottom columns. Top entries are: 2.2, 3.4, 4.4, 9.9, 12.8. Bottom entries are 2.9, 4.4, 5.6, 12.2, 13.1. Fourth column is labeled Types of Rock Found with entries: Silicic rocks, Peridotite, Magnesium and silicon oxides, Iron plus oxygen, Iron plus oxygen.
Which conclusion is supported by information in the table?
The mantle is thinner than the crust.
The core is the thickest of Earth’s layers.
The inner core is thicker than the outer core.
The mantle is the thinnest of Earth’s layers.
Answer:
a) No
b) Yes
c) No
d) No
I hope this helps you
Answer:
B
Explanation:
Do you think that humans and humpback whales share a common evolutionary lineage?
Answer:
Yes!
Explanation:
Yes because when it comes to whales and humans we have a lot in common. They have different behaviors and languages within their own culture as humans do.They come in a lot of sizes and have different behaviors. Just like us and they are also mammals. While other sea creatures have gills.
Answer:
Scientists have used computer analysis to read evolution backward and reconstruct a large part of the genome of an 80-million-year-old mammal. This tiny shrewlike creature was the common ancestor of humans and other living mammals as diverse as horses, bats, tigers and whales.
Explanation:
A scientist observes two stars in the night sky through a telescope. Star A is white in color and relatively dim. The star’s estimated temperature is very high.
Star B is red in color and extremely bright. The star’s temperature is low compared with other stars.
Help the scientist classify the two stars.
Answer:
Star A is a Neutron Star while Star B is a Red Giant
Explanation: Neutron star is a very hot star, very small in size and hence dim and is white in color. A neutron star results after a massive star goes supernova. It is primarily composed of neutrons packed in a small boundary.
star B would be a red giant. This is because, a red giant star is red in color, is very big in size, and has a low temperature. A red giant star is a towards the end stage of a small to an average mass star.
I think
HELP URGENT!! My bunny just had babies they are not moving what should I do??????
is albinism a dominant or recessive trait? Explain your answer.
Answer:
albinism is a recessive trait.
Explanation:
In order to have the genetic mutation, you must have two of the gene for it to be present. However, if you only have one of the genes, you are a carrier for said mutation.
hope this helped :)
what organ system is affected? in colorblindness
Answer: Nervous System
Explanation:
Due to nerve cells dying.
Which process is responsible for producing eggs and sperm?
meiosis
sexual reproduction
asexual reproduction
mitosis
Answer:
meiosis
Explanation:
What were key documents referenced in the establishing Arizona Statehood?
Two types of ocean movement, surface currents and deep water currents, result from which of these? *
(Note: Two of these are correct. You can only choose one.)
A. Temperature variations at different depths
B. The gravitational force from the moon
C. Large cargo ships pushing the water
D. Wind energy
Answer:
c i am pretty sure hope it helps
What effects does cell differentiation have? Please help I will give Brainliest.
Answer: it makes generic embryonic cells become specialized cells through a process known as gene expression.
Explanation:
30 POINTS!! PLEASE HELP ME ❤️❤️❤️❤️
Answer:
The king tide, also called a perigean spring tide, is caused by the sun and the moon aligning at just the right time such that the moon is closest to the Earth and the Earth is closest to the sun.
Explanation:
Please Help!!!! Thank You! 15 points!
Answer:
okay what is the question
Which of these factors is involved in earthquake formation?
Answer:
Earthquakes are usually caused when rock underground suddenly breaks along a fault. This sudden release of energy causes the seismic waves that make the ground shake. When two blocks of rock or two plates are rubbing against each other, they stick a little. They don't just slide smoothly; the rocks catch on each other.
Explanation:
Fill in the Blank:
Word Bank:
Decreases, Increases, Daughter, Replicates, Surface Area, Translates
As a body cell grows, the ratio of _______ to volume _________. Before it grows to large, a cell will divide into two ________ cells. So that each new cell receives its own genetic instructions, the cell ________ or copies, all of its DNA.
Answer: As a body cell grows, the ratio of SURFACE AREA to volume INCREASES. Before it grows to large, a cell will divide into two DAUGHTER cells. So that each new cell receives its own genetic instructions, the cell REPLICATES or copies, all of its DNA.
Explanation:
As a body cell grows, the ratio of surface area to volume decreases. Before it grows to large, a cell will divide into two daughter cells. So that each new cell receives its own genetic instructions, the cell replicates or copies, all of its DNA.
The volume of a growing cell increases at a larger pace than the surface area. Hence the ratio of the surface area to the volume of the cell keeps decreasing. At a certain point, the signal to divide is given and this leads to the division of the cell into two daughter cells.
Just before the division, the genetic material of the cell is replicated and other important biomolecules are synthesized before the final call can be made.
More on the cell cycle can be found here: https://brainly.com/question/25282664?referrer=searchResults
Use two words to describe each rock type.
Igneous: Crystal rock
Metamorphic rock: Changing rock
Sedimentary: Sediment deposited
Does this work? lol
Have a blessed day!! :))
a travel agency wants people to go on a tour of a mountain region with many glaciers. write a paragraph for a travel brochure describing what people will see on the tour. in your answer, include features formed by glacial erosion and deposition
God bless, stay safe, and happy holidays! :)
Answer:
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Explanation: hope that helps
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Which scientist most inspired Darwin to pursue his studies of evolution?
A. Linnaeus, who first proposed that humans and primates are similar
B. Malthus, who thought that populations could outgrow their food sources
C. Linnaeus, who thought that populations could outgrow their food sources
D. Malthus, who first proposed that humans and primates are similar
Answer:
B. Malthus, who thought that populations could outgrow their food sources
Explanation:
Can someone plz answer the two questions below plz and thank you!!!
Answer:
What questions
Explanation: