Answer:
Silverfish
Explanation:
one pair,
no stinger,
no wings,
long slender body,
six legs
Answer:
silverfish is answer
Explanation:
Only number 2,3,4????????
What type of tropism this picture represent?
A) gravitropism
B) phototropism
C) thigomotropism
Answer: Gravitropism
Explanation:
The plant is growing upwards, defying gravity so it is negative gravitropism
What is this organelle
Which of the following describes how carbon dioxide is produced ?
through respiration
through consumption
through decomposition through photosynthesis
Explanation:
through consumption it is produced
How do the profile plot amplitudes of all three muscle types (skeletal, cardiac and smooth muscle) compare?
Which sphere is oxygen in our blood part of?
Lithosphere
Biosphere
Mesosphere
Atmosphere
Answer:
The biosphere is the sphere that oxygen in our blood is part of.
The millions of tiny air sacs in the lungs are called
Answer:
Alveoli
Explanation:
Answer:
AlveoliExplanation:
Alveoli are tiny air sacs in your lungs that take up the oxygen you breathe in, and keep your body going.
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Describe two things that would happen in an ecosystem if there were no unicellular organisms.
Answer:
shortageof oxygen.
plant life are affected
Explanation:
There would be a shortage of oxygen and there would be little to no plant life.
What are two ways to identify NESW?
Answer:
-The sun
-shadow
Explanation:
-The sun rises in the general direction of east and sets in the general direction of west every day, so you can use the location of sunrise or sunset to get an approximate idea of direction.
-The shadow will always move - or, more precisely 'grow' in the west-to-east direction. (Before noon, when the sun is rising, the shadow will grow shorter and after noon when the sun is setting, the shadow will grow longer)
The main job of cell ___ is to control what enters and exits cells. When doing its job normally, cell membranes maintain ____
Blank 1: Cell membrane
Blank 2: Homeostasis
Explanation: The cell membrane controls what comes in and comes out. For example, the cell membrane will keep harmful organelles out, and helpful cells in. The cell membrane acts like a security officer, meaning it keeps out harmful organelles and keeps in organelles that is supposed to go in it. Homeostasis is the balance within the cell or the body. The cell is responsible to keep a constant environment internal environment.
The main of the cell membrane is to regulate what enters and exits the cell. Cell membranes maintain homeostasis when they accomplish their function properly.
What is a cell membrane?It is the boundary between the interior of a cell and its exterior environment. It is a selectively permeable membrane.
What is homeostasis?It is the maintenance of fixed chemical and physical conditions in the living organism.
Hew does cell membrane maintain homeostasis?The cell membrane regulates what enters and leaves the cell and hence maintains a constant environment.
To learn more about cell membrane and homeostasis here,
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Explain how too much carbon dioxide in the atmosphere causes these changes.
Answer: Carbon dioxide becomes a poisonous gas when there is too much of it in the air you breathe. Besides the effects it can have on the planet and the atmosphere, carbon dioxide poisoning can lead to central nervous system damage and respiratory deterioration in humans and other breathing creatures.
Explanation:
I’ll mark as BRANLIEST!!
25 POINTS!!
How does DNA change from generation to generation in asexual organisms?
1. Cloning
2.Mutation
3.Variation
4. Gene pairing
Describe one of the three types of volcanoes we discussed today
Answer: Shield, Cinder Cone, and Composite volcano.
Explanation: A shield volcano is a volcano that is formed with lava is very runny and spreads to a wide area and then cools to form a shield volcano. These are common at Hawaii.
A cinder cone volcano is the smallest volcano. It's made from minor eruptions and cinders. They're short and usually erupt for a short period of time. Mexico's Parícutin volcano, is a cinder cone.
Composite or stratovolcanoes are the most common type of volcano. They form from thick, less runny lava. Since it is so thick, it cools then makes the volcano taller. Mount st helens, in Washington state is a stratovolcano.
Please help! I'm struggling! Will give out BRAINILIEST if CORRECT!
Is Selective Breeding and Artificial Selection essentially the same thing? Explain why?
PLEASE GIVE OUT AN EXPLANATION BECAUSE I CANNOT ANSWER MY QUESTION WITHOUT AN EXPLAINTION !!!!
Answer:
Natural selection and selective breeding can both cause changes in animals and plants. The difference between the two is that natural selection happens naturally, but selective breeding only occurs when humans intervene. For this reason selective breeding is sometimes called artificial selection.
Artificial selection, also called selective breeding, is the process where humans identify desirable traits in animals and plants and use these traits to develop desirable phenotypic traits by breeding. Natural selection is a natural process. Artificial selection is an artificial or human-made process.
Selective breeding, also known as artificial selection, is a process used by humans to develop new organisms with desirable characteristics. ... Selective breeding can be used to produce tastier fruits and vegetables, crops with greater resistance to pests, and larger animals that can be used for meat.
Explanation:
Hope it is helpful.....
Answer:
Selective breeding and artificial breeding are essentially the same thing because both terms mean to cause changes in animals and plants. Selective breeding and artificial breeding both occur when humans intervene with the natural selection process.
True or false during meiosis chromosomes are moved by the microtubules of the spindle apparatus
Three sources of genetic variation are
A. genotypes, phenotypes, and polygenic traits
B. sexual reproduction, lateral gene transfer, and mutations
C. single-gene traits, polygenic traits, and adaptation
D. directional selection, disruptive selection, and stabilizing selection
Answer:
B
Explanation:
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Biomagnification ______.
a.) causes a 90% loss of synergy higher on the food chain
b.) is caused by the ecological succession from a disturbed area to a climax community
c.) is introduced into an ecosystem through nonpoint pollution sources
d.) happens when an increased concentration of a substance accumulates in body tissues
e.) is the transportation of pollution from one ecosystem to another
Answer: Causes of Biomagnification. The release of toxic chemicals and pollutants into the environments such as the seas, air, and land results in the accumulation of toxins and harmful substances in the environment.
Choose the correct order of organization from simplest to most complex.
Organ > tissue > cell > organ system
Organ system > organ > tissue > cell
Cell > tissue > organ organ system
Tissue > organ > organ system celll
Answer:
Cell > tissue > organ > organ system.
So, the third one.
Explanation:
organelle, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and biosphere.
Hey guys! Could you help me is OVERDUED!!!!! Thanks make sure no links and please have an actual answer.
Answer: All of them but option 2
Explanation:
what does a boy do when they like u?
they act like they have the right to treat you like dodo but if he is nice he will be prob either shy or hide his feelings.
Where in cells does most of cellular respiration take place?
Answer:
Mitochondrion
Explanation:
The enzymatic reactions of cellular respiration begin in the cytoplasm, but most of the reactions occur in the mitochondria. Cellular respiration occurs in the double-membrane organelle called the mitochondrion. The folds in the inner membrane are called cristae.
True or false: A hybrid organism is the offspring of many generations that have the same form of a trait.
Cell differentiation is rare in
_____
animals. Their cells mostly
_____to replace cells and repair______
Answer: I don't know at all im lost
Gametes in humans are
a. Sperm cells
b. Egg cells
c. Sperm or egg cells
d. X or Y chromosomes
Answer:
c
Explanation:
they are also known as sex cells
Answer:
Sex Cells (Sperm & Egg Cells)
can someone do #11 for me
Answer:
The correct answer is -
a. Amino acid
b. dipeptide
c. dehydration synthesis.
Explanation:
The monomer is a molecule that reacts with one or more monomer molecules to form a chain or polymer. In the given reaction the two amino acids react together to form a dipeptide.
The dimer is a molecule that is made up of two monomers and in this reaction, two amino acids form a dimer dipeptide. The dehydration synthesis is a reaction in which a water molecule is lost.
Warm-Up
Active
Describing the Cell Membrane
Which statements describe the cell membrane? Check all that apply.
The cell membrane is very selective.
The cell membrane lets anything enter the cell.
The cell membrane lets anything leave the cell.
The cell membrane is a protective layer surrounding a cell.
O The cell membrane allows waste to leave the cell.
Done
Intro
de activity
Answer:
the 1st one is correct the 4th one is correct and the 6th one is correct
Explanation:
i know because we just had a unit on cells in school
A forest fire took over this forest ecosystem, burning a majority of the trees in the area. How would this forest fire impact different two different consumer populations in this ecosystem?
Answer:
Herbivore and carnivores.
Explanation:
This forest fire greatly affected two consumer populations such as herbivores and carnivores because herbivores has no food available due to forest fire. The unavailability of food for the herbivores leads to the decrease in herbivore population that also adversely affected the population of carnivore ( those organisms that feed on herbivores) so both are affected from the forest fire.
A change in the thermal energy can cause other changes to occur in the substance. Which of the following could occur as a result of decreasing the thermal energy of a gas?
Answer:
radiation
Explanation:
What are the steps of gene expression?
Answer:
The process of gene expression involves two main stages: Transcription: the production of messenger RNA (mRNA) by the enzyme RNA polymerase, and the processing of the resulting mRNA molecule.
...
Translation involves four steps:
Initiation. ...
Elongation. ...
Termination. ...
Post-translation processing of the protein.
Explanation:
What methods are used to classify living things into groups? 44 POINTS
Answer:
taxonomy
Explanation:
Answer:
it is classified in these level:
kingdom, phylum, classes, order, families, genus, and species.