Answer:
Air is made up of:
Nitrogen (78%)Oxygen (21%)Other gases (1%)Explanation:
Hoped this helped.
7. How do dissolved minerals help in the formation of sedimentary rock?
Help please :) thank you
Answer:
C
Explanation:
am su that is the answer u need
Of the sheep discussed in the presentation, which of the following has the heaviest and largest horns?
O Desert Bighorns
O Aoudad
O Rocky Mountain Bighorn
O Pronghorn
The Desert Bighorn has the heaviest and largest horns out of the options.
I hope this helps!
Do turtles have exoskeleton?
Answer:
Mark me brainliest （⌒▽⌒）Explanation:
The turtle shell isn't like any other protective element of any living animal: it's not an exoskeleton, like some invertebrates have, nor is it made of ossified scales like armadillos, pangolins, or some snake and reptile species. ... The turtle shell is actually a peculiar evolution of a turtle's bone structureNo. Turtles are vertebrate animals with internal skeletons. Even the shell is made of bone covered by a thin layer of tissue and keratin scutes (material similar to your fingernails). The entire skeleton is on the inside. A turtle’s shell is no more an exoskeleton than your own skull is.
At a fair or circus, some performers and clowns take long balloons and fold them into animals and objects as toys for children. Which statement explains why the balloon can fold, twist, and bend without bursting?
A. There is no matter that exists inside a balloon, so there is nothing that can cause the balloon to burst when it is folded, twisted, and bent.
B. The balloon is filled with air, which is a mix of gases. Air is fluid and can move around the inside of the balloon as it is folded.
C. The balloon is made of a flexible material so it can be changed into different shapes without ever bursting.
D. The balloon is filled with air, which is a mix of gases. The pressure of the air inside the balloon makes it rigid enough to look like an animal.
Good Luck :D ! Subject: Science
The statement which explains why a balloon can fold, twist, and bend without bursting is: B. The balloon is filled with air, which is a mix of gases. Air is fluid and can move around the inside of the balloon as it is folded.
A balloon can be defined as a flexible rubber bag that can be inflated with a gas such as air.
Generally, air can be trapped in a balloon by sealing its neck tightly.
Hence, this makes it possible for performers and clowns to fold, twist, and bend an inflated balloon into animals and objects as toys for children.
A inflated balloon can be folded without it bursting simply because air is fluid and as such, it would move around the inside of the balloon as it is folded.
In conclusion, air, which is a mixture of gases would move around the inside of the balloon as it is folded because it is also a fluid.
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Which type of mutation reverses the direction of parts of a chromosome?
Deletion
Duplication
Inversion
Translocation
Answer:
Its "C" Inversion
Explanation:
I took the test and got it correct
Type of mutation reverses the direction of parts of a chromosome is inversion. The correct answer is option C.
What is the basic structure of chromosome ?The chromosomes are thread like structures present in the nucleus and the these chromosomes carry the genetic information in them from one generation to another.
Inversion inverts the structure of chromsome and it basically turns the chromsomes inverted.
Inversion is the process where one arm of the chromosome gets detached from the basic structure and it gets attached in the inverted direction.
This creates multiple copies of DNA turning it into genetic material and one of the X linked recessive disorders is haemophilia in which same type of mutation caused by the chromosome at the 8th position takes place.
Therefore, Mutation that reverses the directions of the part of the chromosome.
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What evidence do the positions of the peaks and dips in its spectrum provide about an object? A. expansion B. elemental composition C. motion D. temperature
Given what we know about the use of spectrums, we can confirm that the positions of peaks and dips provide information as to the elemental composition of the object in question.
The question asks about the dips and peaks of a spectrum, which allows us to assume we are dealing with Infrared spectroscopy and IR spectrums. This is defined as the measurement of how certain matter interacts with infrared radiation.
These graphs are used to measure how this matter absorbs, reflects, or even emits said radiation. Therefore, the use of spectrums allows us to infer as to the chemicals present or functional groups of an object, and therefore its elemental composition.
When looking at the spectrum graph, we will see that at times the curve dips down, which indicates that less light is transmitted. That means light is being absorbed. Due to the fact that bonds absorb different frequencies of light, the peaks tell you what kinds of bonds are present from which we can identify the elemental composition.
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Answer:
B
Explanation:
So I'm guessing it's B then
HEHEHHEHEHEHEHHEHEHHEHHEHE HELP ASAP
the answer is A. voting.
What kinda of polymer is in the image below?
Answer:
polypeptide
Explanation:
Its the answer.
In very extreme weather, the xylem cells are damaged as well. Describe how the plant is affected if the xylem is unable to function correctly.
Answer:
The plant will die
Explanation:
Xylem's job is to transport water and minerals from the soil to the parts of the plant. Without it the plant won't receive the required minerals and the plant will die.
This model chose to include certain features and exclude other features. For example, this simulation only includes rabbits, wolves, and grass but there are other predators of rabbits and other food sources for rabbits. Why do you think the creators focused on these data elements and not others
The creator focused on these data elements and not others because he was trying to create a food chain instead of a food web.
In the ecosystem, the living and non-living things interact over time leading to exchange of energy.
A food chain can be defined as the steps through which energy transfer occurs in an ecosystem.
The energy flows from the producers (grass), primary consumers, (rabbits) and then the secondary consumers (wolves).
The energy flow is indicated with an arrow thus,
grass ---> rabbit -----> wolves.
Food chain, therefore includes linear sequence of organisms.
Food web on the other hand illustrates a complex feeding relationship within the ecosystem.
The food web is made up of a prey that can be eaten by more than one predator.
Therefore, even though there where other predators of rabbits and other food sources for rabbits, he chose only few features to create a food chain.
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What is the nervous system composed of?
A. The central nervous system
B. The peripheral nervous system
C. The respiratory system
D. Answers A & B
Answer: D) the central and peripheral nervous systems
hope this helps
what is the main reason scientist do experiments?
A) to find out if a hypothesis is correct
B) to provide jobs for scientists
C) to find different ways to use lab equipment
D) to educate science students
please help me last question!
Answer:
statement A is correct.... the glucose product in the photosynthesis is the substrate for respiration
2) Given DNA strand: TAT GGT GAT GTG TAG
mRNA strand:
amino sequence:
Answer:
mRNA: AUA CCA CUA CAC AUC
Protein: ILE PRO LEU HIS ILE
Which elements would HAVE a dipole interaction when bonding* in
Oco
Na-CI
H-H
K-Ca
Answer:
NaCl
sodium chloride have dipole interaction when bonded
Due to a recent drought, a farmer has lost quite a bit of soil on his fields because:
A) the rain has washed it away.
B) the animals have been trying to eat the soil due to lack of food.
C) the plants have absorbed the soil.
D) wind has carried away the dry soil.
Pls help
Answer:wind has carried away the dry soil
Explanation:
The gallbladder provides ________ that aid(s) in transport of lipids across the intestinal membrane.
The gall bladder provides bile salt.
The gall bladder is a small pear-shaped organ that is located at the abdomen inferior to the liver.
This organ stores and releases the bile salt produced from the liver.
The bile salt is released through the bile duct into the duodenum of the small intestine.
The bile salt is use to emulsify fat thereby aiding it's transport across the intestinal membrane.
Therefore, the gall bladder provides bile salt that aids in transport of lipids across the intestinal membrane.
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what is the name of the part of an eukaryotic cell that contains digestive enzymes,which break down complex molecules into simpler ones or destroy or damage unwanted cells?
a. Lysosome
b. Golgi apparatus
c. Mitochondria
d. nucleus
Answer:
a. Lysosome
Explanation:
The weathering of rock caused by salt is
B
Explanation:
It occurs when water dissolved with salts seeps into the cracks of a rock. When the water slowly evaporates it leaves behind crystals of salts. When the rock is heated, the salts also expand and create pressure within the cracks, widening them and causing the rock to split.
Explanation:
PLEASE SOMEONE HELP ME PLZ!!!!!Photosynthesis is/ is not an example of the Law of Conversation of Mass
Evidence and Reasoning
Answer:
Evidence and Reasoning
Explanation:
Photosynthesis converts water, sunlight, and CO2 into plant food.
PLEASE ANSWER FAST I WILL MARK AS BRAINLEST
When dissaved in water, acids release____and bases release
A. Oryarm torss mytrogeniors
B. hydrogen ions, hydrations
Answer:
The Answer would B
Explanation:
hydrogen ions, hydrations
Which of the following describe how seabird populations are affected by climate change?
Answer: Varies
Explanation:
It depends on the time of season at the given moment.
In a food web, a bird eats both
berries and insects. The bird is
considered a(n)
A. producer
B. heterotroph
C. chemotroph
6. Which is not a product of photosynthesis? nitrogen glucose water oxygen
Describe how gravity is associated with many erosional agents.
Answer:
Gravity is associated with many erosional agents, because the force of gravity tends to pull all material down the slope. is when a rill channel evolves to become deep and wide. glaciers are dense so they can carry large rocks and debris for a long distance.
Role of gravity in erosion, because gravity tries to draw everything down the slope, gravity is linked to numerous erosional agents.
What are erosional agents?Glaciers and running water both erode due to gravity. This is a result of gravity pulling water and ice downward. These are examples of indirect effects of gravity on erosion.
Due to the force of gravity, mass movement is an erosional process that carries rocks and sediments down slope. The material is moved from higher heights to lower elevations, where it can be picked up and moved to even lower levels by other carrying mechanisms like streams or glaciers.
Therefore, glaciers and running water both erode due to gravity. This is a result of gravity pulling water and ice downward. These are examples of indirect effects of gravity on erosion.
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What is the relationship between DNA, chromosomes, and
the nucleus?
Answer:
In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes. Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure.
Other Info That Might Help:
In contrast, in eukaryotes, all of the cell's chromosomes are stored inside a structure called the nucleus. Each eukaryotic chromosome is composed of DNA coiled and condensed around nuclear proteins called histones. Humans inherit one set of chromosomes from their mother and a second set from their father.
positive and negative punishment are meant to?
Answer:
yessssssssssssssssssssss
please help!
- chlorophyll
-glucose
-ADP
-ATP
Answer:
ATP
Explanation:
