Explanation:
idkggggggggggggggggg
Oxygen-rich blood enters the heart through the _____.
vena cava
pulmonary artery
aorta
pulmonary vein
Answer:
vena cava
Explanation:
Answer:
it is actually pulmonary vein
Explanation:
10. Renewable energy is energy from sources that
A. are constantly being formed.
B. will take years to deplete.
C. humans can manufacture.
D. were once living organisms.
Answer:
The answer is A because non renewable energy is energy that cannot be restored or takes a long time to be restored.
PLEASE HELP !! write down your observations of what the pieces of cabbage in the images look like
Answer:
the 1st one look like a brain ,2nd one look like a slice of cheese,3rd one look like a chunk of cheese
hope it helps
Explanation:
Answer:
the 1st one look like a brain ,2nd one look like a slice of cheese,3rd one look like a chunk of cheese
Explanation:
A park bench gets hot on : sunny day due to
A. Conduction from the sun
B.Convection from the sun
C .Radlation from the sun
D. Reflection of light
Answer:
C
Explanation:
...
What is the overall scale of the carbon cycle?(1 point)
A molecular
B ecosystem
C organism
D planetary
Answer: D planetary
Explanation:
23. Elements such as oxygen, nitrogen and carbon all cycle through
systems.
O
True
O False
Is there a time during the cell cycle when you could extract more DNA than normal? When and why?
Answer:
S phase of a cell cycle occurs during interphase, before mitosis or meiosis, and is responsible for the synthesis or replication of DNA. In this way, the genetic material of a cell is doubled before it enters mitosis or meiosis, allowing there to be enough DNA to be split into daughter cells.
Volcanic eruptions are caused by? A gravity. B Pressure C Explosions D earths rotation please help
Answer:
I'm pretty sure it's B, pressure.
Explanation:
I hope this helped :)
Answer:
Although there are several factors triggering a volcanic eruption, three predominate: the buoyancy of the magma, the pressure from the exsolved gases in the magma and the injection of a new batch of magma into an already filled magma chamber. ... This lighter magma then rises toward the surface by virtue of its buoyancy.
summarize Dr. Wasser’s research and how it is being used to conserve elephants.
Answer:
Using the DNA to find out where the ivory comes from, Dr Wasser is able to work with law enforcement to know where to focus their protection measures. Having law enforcement in concentrated area that have been known to be poached can hopefully help prevent illegal poaching.
Explanation:
Brainliest please?
Which one is NOT a part of the cycles of matter?
A. Carbon
B. Uranium
C. Water
D. Phosphorus
Answer:Uranium
Explanation:
*PLEASE ANSWER*
Macrophages are the most common example of which type of connective tissue?
a.) reticuloendothelial
b.) loose
c.) adipose
d.) fibrous
The answer is D. fibrous
Answer:
The answer is (b) loose
Help ME PLEASE!!!
The Sun's radiation provides the energy for all of the following EXCEPT
Answer:
the answer is D :)
The Sun's radiation provides the energy for all phenomena described EXCEPT plate tectonics.
Solar radiation is radiant energy from the Sun, which represents the main source of energy on Earth.The lithosphere, which is the crust and upper mantle of the Earth planet, is divided into different tectonic plates.These plates move due to the heat from radioactive processes within the Earth's (core) interior, thereby solar radiation does not directly provide the input of energy required for this movement.In conclusion, the Sun's radiation provides the energy for all phenomena described EXCEPT plate tectonics.
Learn more in:
https://brainly.com/question/15115188
30. Which is the best definition of homeostasis?
a. Means that conditions never change.
b. The tendency to maintain a relatively stable equilibrium
c. The tendency to disrupt the normal conditions of a cell
d. Results when concentrations inside the cell are different than the outside of the cell.
Answer: the answer is B
Explanation:
How does math go to our mind?
Answer:
SHFVNAE
Explanation:
Answer:
Wierd Question...
Explanation:
My guess is that when we see something our brain creates a mental image that we use to help out with figuring out what it is/means.
Our brain processes the newly seen/found/gained info to help us comprehend what it is(I said the same thing just a little different)
moves from warmer to colder is this conduction?
Answer:
what?
Explanation:
im confused did you mean to add something?
3.) An example of a renewable resource is
1 point
O a.) coal
b.) aluminum ore
O c.) oxygen
O d.) oil
Answer:
Oxygen
Explanation:
As oxygen is generated/produced through the renewable process of photosynthesis by plants and other organisms, the process can be continually done to produce this resource
What molecules are involved in the carbon cycle?
Answer: metabolism, carbon dioxide, oxygen
Explanation:
i hope im right
Which one of these clouds is formed by ice?
Cumulus
Cirrus
Stratus
Strato-cumulus
Answer:
B. Cirrus clouds are formed by ice crystals
What are the two defining properties of stem cells?
Answer:
they are unspecialized and they give rise to specialized type cells
Explanation:
hope it's helpful
Answer:
they are unspecialised
they are capable of dividing and renewing themselves
Explanation:
These are present as a mass of cells that differentiate later during their period of division .
the cells undergoes a period of cell proliferation.
I've always been told that calcium is important for strong, healthy bones. My mom says that
as long as I drink milk, I won't develop osteoporosis. Is this correct? Is there anything else I
can do to protect myself?
Answer
Yes friends,,,,
Your mom is absolutely correct. Milk is very good for our body.
Some others food which are enrich in calcium are
1) green leafy vegetables – such as curly kale, okra and spinach.
soya drinks with added calcium.
2) bread and anything made with fortified flour.
3)fish where you eat the bones – such as sardines and pilchards.
Why is this considered a nonscientific question?
“What color is a great horned owl?”
The question reflects an opinion.
The question addresses a gap in knowledge.
The question does not require testing to answer.
The question asks about phenomena that cannot be measured.
Answer:
The question does not require testing to answer.
Explanation:
The question can be answered by just making observations.
1. Enzymes are catalysts because they
lower the
of a chemical
reaction,
A.substrate
B.induced fit
C.temperature
D.activation energy
Answer:
D. activation energy
Explanation:
A catalyst lowers the activation energy of a reaction. Activation energy is the initial amount of energy needed to set a reaction into motion. Catalysts, including enzymes, can lower the activation energy to speed up reactions and make them easier to initiate.
What is a tumor in biology?
SOMEONE PLZ HELP WITH THIS FAST
Answer:
The first one is the second one, and the second one is the third one.
Explanation:
Answer:
i think its either genus or hybrid and second on is species
Explanation:because
HELPP PLEASEEEE......
Answer:
The screen is quite blurry
Explanation:
:/
What is the superposition of strata theory?
a. that rock strata has been laid down for 4.6 billion years
b. that sedimentary rick is composed of bits of rock eroded minerals
c. that oldest layers of sediment in rock formations are found under more recent layers
d. that the earth is composed of a core, mantle, and crust
Answer:
C. That oldest layers of sediment in rock formations are found under more recent layers
Answer:
That oldest layers of sediment in rock formations are found under more recent layers
Explanation: Took the test, it was correct
Can someone please help me with this problem
Answer:
Autosomes
Explanation:
The first 22 pairs of chromosomes are called autosomes. The 23rd pair of chromosomes are known as the sex chromosomes, because they decide if you will be born male or female. Females have two X chromosomes, while males have one X and one Y chromosome.
Hope this helps!
Answer:
autosomes
Explanation:
In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46. Twenty-two of these pairs, called autosomes, look the same in both males and females. The 23rd pair, the sex chromosomes, differ between males and females
When lions prey on a herd of antelope, some antelope are
eliminated. Which part of Darwin's theory of evolution may
be used to describe this situation?
A.acquired characteristics
B.reproductive isolation
C.survival of the fittest
D.speciation due to mutations
Answer:
C
Explanation:
It’s the animal hunger games
The rock pictured here is gypsum. This rock forms in ocean lagoons that are high in dissolved calcium and sulfate. The warm ocean water slowly evaporates, and the calcium and sulfate crystalize, forming gypsum.
What type of sedimentary rock is gypsum?
Answer:
chemical
Explanation:
Answer:
C
Explanation:
how to frequent are pandemics ?
Answer:
i would say they are pretty not frequent they happen after a certain amount years
Explanation:
