Answer:
Once the concentration gradient no longer exists, particles will continue to diffuse due to random motion.
Explanation:
When there is a permeable membrane between two solutions with different concentrations, the concentration gradient will go from the compartment with more particles to the one with fewer particles to valance the concentrations on both sides of the membrane. Once the concentrations are equal, particles will still randomly move from one side to the other, but the number of particles that move to one side is almost the same as the number of particles that move to the other, so there is still valance and the same concentration in both sides.
How can you tell the stigma
from the stamens in a tubular insect-pollinated flower
Explanation:
The stigma is the sticky knob at the top of the pistil. It is attached to the long, tubelike structure called the style. The style leads to the ovary that contains the female egg cells called ovules. The male parts are called stamens and usually surround the pistil.
Direction: List down nine measuring tools on you answer sheet.
1. ____________
2.____________
3.____________
4.____________
5.____________
6.____________
7.____________
8.____________
9.____________
10.____________
Answer:
Calipers.
Micrometer.
Laser Measure.
Ruler.
Compass.
Square.
Measuring Tape.
Tailor's Measuring Tape.
Delta and Alpha are the same distance from the equator, and they are both near the ocean. Using the information in the map, how does the air temperature of Delta compare to the air temperature of Alpha? Why?
The image of this question is missing, so i have attached it.
Answer:
Explained below.
Explanation:
From the image attached, we can deduce that;
- The air temperature of Delta will be warmer than Alpha.
- The reason is because the wind will push ocean water that's turning and following the coasts and thereby making energy to be transferred from the ocean to the air at Delta and also from the air to the ocean at Alpha.
Answer:
I am doing the same test as you, so it is D. warmer than Alpha. The winds push ocean water that turns and follows the coasts. A lot of energy is transferred from the ocean to the air at Delta, and only a little energy is transferred from the ocean to the air at Alpha.
Explanation:
Bree saw a picture of two plates spreading and wondered what formed in between the two plates. What is the name for the area between the two diverging plates in this picture?
Illustration of two plate boundaries moving in opposite direction and magma flowing upward creating a step-like indentation on top.
A. transform boundary
B. ocean trench
C. rift valley
D. subduction zone
Answer:
rift valley
Explanation:
when two plates spread apart or diverge they create a valley
The name for the area between the two diverging plates in this picture rift valley.
What is rift valley?
A system of intra-continental ridges passes through Kenya from north to south, including the Great Rift Valley.
It is a portion of the Gregory Rift, the eastern branch of the East African Rift, which extends northward into Ethiopia from where it begins in Tanzania to the south. The Arabian, Nubian, and Somalian plates' interactions resulted in the formation of the "Kenyan Dome," a geographical upwelling.
It was once thought to be a component of the "Great Rift Valley," which stretched from Syria to Madagascar. The valley's majority was once part of the Rift Valley Province.
Therefore, The name for the area between the two diverging plates in this picture rift valley.
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#SPJ2
Individual cells do not need to maintain homeostasis. True
False
Answer:
False
Explanation:
_____________ show the evolutionary relationships of organisms, showing a common ancestor that is based on their genetic information.
Answer:
cladogram
Explanation:
built different
please answer i don’t understand please answer all
Use the drop-down menus to match each part of the scenario to the correct scientific practice.
Kiran records the height of each plant―those with a colored filter and those without.
Kiran explores the growth of a plant in natural light, then repeats the experiment with the same plant type but different colored filters.
Kiran turns in a written lab report to her science teacher.
Kiran wonders, “Will colored light affect the growth of a plant?”
Kiran writes in her notes that adding a colored filter over a plant affects its growth because the heights of the plants under the colored filters were less than the height of the plant with no filter.
Use the drop-down menus to match each part of the scenario to the correct scientific practice.
Kiran records the height of each plant―those with a colored filter and those without.
Kiran explores the growth of a plant in natural light, then repeats the experiment with the same plant type but different colored filters.
Kiran turns in a written lab report to her science teacher.
Kiran wonders, “Will colored light affect the growth of a plant?”
Kiran writes in her notes that adding a colored filter over a plant affects its growth because the heights of the plants under the colored filters were less than the height of the plant with no filter.Granite takes much longer to form than basalt. How will the size of the crystals in granite be different from the size of the crystals in basalt?
Answer:
The size of the crystals in granite will be different from the size of the crystals in basalt depending on how they are formed and how they are cooled which determines the nature of the crystals they produce. Granite takes a much longer time to form than basalt because granite takes a very long time to cool down since it is intrusive giving minerals to be well-formed and producing a bigger size of crystals with individual mineral grains that are can be seen without the need for bigger magnification. While basalt crystals are much smaller as the crystals form very quickly because the magma comes out of the earth and cools quickly giving rise to fine-grained minerals.
Explanation:
Granite and basalt are both igneous rocks.
Granite takes a longer time to cool as it hardens under the earth's surface causing the delay in cooling while basalt takes a shorter time to cool as it hardens above the earth's surface.
If homeostasis is not maintained, what will most likely happen to the digestive system?
Iodine solution ..............in the presence of starch.
produce starch
turns off bunsen burner
turns blue black
lowers boiling point than the water
Answer:
it turns blue and black
Explanation:
sorry if im wrong...
8. Fish have a bony structure called a
attached, supporting the gill structure.
to which the gill filaments are
Answer:
Each gill is supported by a gill arch – a bony structure that is oriented vertically on the side of a fish, just behind its head. The gill arch provides the support to hold a number of comb-like structures called gill filaments.
8) Where does DNA replication occur? 9) When does DNA replication happen?
Answer:
in the nucleus of eukaryotic organisms
Answer:
8. DNA Replication occurs after cell division
9. DNA replication occurs in the cytoplasm of prokaryotes and in the nucleus of eukaryotes
Explanation:
What is the genotype (genes) ratio for this probability outcome for the offspring?
Which would be the best example of migration?
Answer:
Choosing to move because of a new jobs
Explanation:
Within a cave environment, bat waste products, called guano, are decomposed by organisms such as fungi and bacteria. These are then eaten by
creatures such as flatworms. Larger animals like salamanders eat flatworms. Which correctly represents the energy flow described?
A. Fungi - Bacteria - Salamanders - Guano
B. Bats - Guano - Flatworms - Salamanders
C. Salamanders - Fungi - Bacteria - Flatworms
D. Guano - Bacteria - Flatworms - Salamanders
Answer:
D
Explanation:
The correctly represents the energy flow described in the given case is - D. Guano - Bacteria - Flatworms - Salamanders
Energy flowEnergy flow is the movement of energy that is transferred from one trophic level to another trophic level but does not revert back. It is always unidirectional and it follows II nd law of thermodynamics.
In the given food chain, energy is transferred from waste products called guano by a bat which does not involve a bat directly, thus it starts from guano, and energy moves to bacteria and then flatworms and ultimately to the salamanders.
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Which method of heat transfer is energy that is teansferred by electromagnetic waves?
Answer:
Radiation
Explanation:
Radiation is the transfer of heat by means of electromagnetic waves.
All planets rotate counterclockwise except one. Which planet rotates clockwise?
Mars
Venus
Earth
Mercury
Answer:
venus is the only planet that relates opposite to the direction of all other planets
Based on the energy flow between trophic levels in an energy pyramid how much energy would be expected to be found at the secondary consumer level in this pyramid
Answer:
100J of energy is transferred to the secondary consumers
Explanation:
According to the second law of thermodynamics, energy transfer from one trophic level to another is not usually a 100% transfer of energy. This is because the organisms at each trophic level use energy derived from food substances to carry out its activities.
Only about 10% of the energy obtained at each trophic level is transferred to the next trophic level.
This implies that only about 1000J of energy is transferred to the primary consumers and 100J of energy is transferred to the secondary consumers.
Make a strand of DNA using the following:
5’--------3’
3’--------5’
Answer:
5 aaatttccccgcaaaa 3'
3' tttaaaggggcgtttt 5'
Explanation:
What’s metabolism?? Help meh
Guysss I need help !
Answer:
im sorry but what is that
Explanation:
Adult stem cells found in the bone marrow produce...
red blood cells
white blood cells
platelets
all of the above
Answer:
all of the above
Explanation:
What does the word "Ecological Balance" mean?
Answer:
what does it mean?????????????????
Answer:
so like the ecological balance is the equilibrium between, and harmonious coexistence of, organisms and their environment.
Explanation:
When blood that is high in carbon dioxide exits the heart, it immediately enters which body system?
Answer:
The Circulatory System
Explanation:
When blood is rich in carbon dioxide it leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs. (All of which have to do with the circulatory system)
can someone please help? I’ll give brainliest
Answer:
C.)
Explanation:
Hope this helps you out!
Adapting to Life at Sea: Take a look at this article from Natural History Magazine. Explain the connection between sea snake's diet, the way in which they eliminate nitrogenous waste, and their need for freshwater. Then explain why this makes life (in at least one way) difficult for them in the ocean.
Answer:
They needs fresh water for drinking purpose.
Explanation:
The Sea snakes favorite food is fish and crustaceans. These sea snakes removes nitrogenous waste in the form of ammonia. They can live in salty water but needs fresh water for drinking purpose. This makes life difficult for sea snakes in the ocean because sea snakes needs fresh water to become hydrated and the sea water is salty which they can't drink so they depends on the rainfall for drinking purpose.
The sea snakes excrete their nitrogenous wastes via cloaca and some of it from the skin.
Sea snake
The snake excretes solid as well as liquid wastes from the cloaca but sometimes the flow of excreta gets disturbed due to change in the osmolarity between the environment and the body. The oceanic water is saline which is responsible for changing the osmolarity.This is making their survival difficult in the ocean.
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Here's a fact you could've lived without knowing.
You can physically bite off your fingers like carrots. But there's a nerve in your brain that keeps you from doing so.
Let hope you don't damage that nerve!
Answer: woooow
Explanation:
This part of the nucleus is the "noodle soup" form of DNA.
helppp
Answer:
I think it's chromosome.
Explanation:
A chromosome looks roughly like an X, but it does not maintain it's form. IT floats around and stuff. That's why I think it's chromosome.
How does the nucleus, cell membrane, and ribosomes work together?
Answer:
Eukaryotic cells have a true nucleus, which means the cell's DNA is surrounded by a membrane. Therefore, the nucleus houses the cell's DNA and directs the synthesis of proteins and ribosomes, the cellular organelles responsible for protein synthesis.
OR
In the nucleolus, new ribosomal RNA combines with proteins to form the subunits of the ribosome. The newly made subunits are transported out through the nuclear pores to the cytoplasm, where they can do their job.
The nucleolus inside the nucleus produces ribosome components, which are synthesized just outside of the nucleus form ribosomes.
The spindle then sends mRNA towards the ribosomes, which is used to code for protein synthesis.
Other organs in the cell, including the mitochondria and lysosomes, are surrounded by lipid membranes that isolate them from other components in the cell.
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