Answer:
Three types of observational studies include cohort studies, case-control studies, and cross-sectional studies
Question 41 A basement membrane anchors Multiple choice question. A) muscle tissue to nervous tissue. B) epithelial tissue to connective tissue. C) connective tissue to muscle tissue. D) brain tissue to nervous tissue. E) blood cells to plasma.
Answer:
B) Epithelial tissue to connective tissue
Explanation:
lymph is largely composed of water that has escaped from
What are the differences between an onion and a whitefish cell
Choose the correct response to this statement: Presynaptic neurons synapse on the ________ of the postsynaptic neuron.
Answer:
Cell or body dendrites
Explanation:
The cell which connects the whole body is called neuron cell and the tissue made up from the following is known as nervous tissue.
The correct answer to the following is left.
The synapse is made of the following:-
Cell endingDendriteThe signal transfer to the whole body is in form of electrical and chemical signals.
Hence, the correct answer is left to the postsynaptic neuron.
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QUESTION 7
All of the following cells might be a product of meiosis EXCEPT?
OA) an egg
O B) a liver cell
OC) a spore
OD) a sperm cell
E) a gamete
Answer:
B) Liver Cell
Explanation:
An egg and a sperm cell are reproductive cells that are products of meiosis
A spore is produced by meiosis in the sporophyte
A gamete is produced through meiosis
. A kidney cell is an example of which type of cell?
a. somatic cell
b. germ cell
c. sex cell
d. haploid cell
Answer:
A. Somatic cell
Have a good day!!!
Explanation:
Adaptational characteristics of himalayan animals
Answer:
Thick layer of body fat or bubbler, to reduce body heat loss. Strong hooves for walking on rock slopes. Thick fur on paws for protection from cold while walking on snow.
Explanation:
1) Thick layer of body fat or bubbler, to reduce body heat loss.
2) Strong hooves for walking on rock slopes.
3) Thick fur on paws for protection from cold while walking on snow.
in the presence of a regulatory protein the lac operon is _____.
Answer:
The correct answer is : B. not transcribed
Explanation:
The regulatory protein of the lac operon is a repressor. A operon is a stretch of DNA consisting of an operator, a promoter, and genes for a related set of proteins, usually making up an entire metabolic pathway. The genes of an operon are sequentially ordered after the promoter.
Which is the BEST statement about joint flexibility? A. It is constant for any joint type. B. It is constant within a family. C. It is consistent between an individual's joints. D. It varies from joint to joint. Please select the best answer from the choices provided. A B C D.
Which is the BEST statement about joint flexibility?
Answer : D
Explanation : It varies from joint to joint.
Hope this helps you!
The amount of flexibility can vary greatly from joint to joint and is affected by various factors such as joint structure, muscle strength and elasticity, age, and physical activity level. Hence option D is correct.
What is joint flexibility?Joint flexibility refers to the range of motion (ROM) of a joint or a group of joints. It is the ability of a joint to move through its full range of motion without causing any pain or discomfort.
Joint flexibility is an important aspect of physical fitness and is essential for performing daily activities and participating in sports and exercise.
Joint flexibility is determined by several factors, including the anatomy of the joint, the length and elasticity of the muscles surrounding the joint, and the presence of any injuries or medical conditions affecting the joint.
Some joints, such as the shoulder joint, are naturally more flexible than others, like the knee joint.
Flexibility can vary between individuals and between different joints in the same individual. For example, someone may have very flexible hip joints but limited flexibility in their shoulder joints.
Similarly, an individual's joint flexibility can also be influenced by age, gender, and activity level.
Hence option D, It varies from joint to joint. is correct.
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4. Arterioles are the
a. Vein system.
b. Arteries system.
c. Arteries and vein system.
d. Arteries and blood system
Answer:
b. Arteries system
Explanation:
Which is the odd
one? Explain.
A. RR
B. Rr
C. Aa
D. aa
Answer:
d aa its not capitalized like the other ones
Explanation:
Discuss 2 other ways that scientists believe
kingdoms should be divided.
Answer:
Plants and animals? ...The question says two OTHER ways, and I don't know what ways have already been listed.
Explanation:
The two main kingdoms in the animal kingdom are plants and animals.
Scientists also list four other kingdoms including bacteria, archaebacteria, fungi, and protozoa.
Hope this helps answer the question. Comment if you need further help!
in response to action potentials arriving along the transverse tubules, the sarcoplasmic reticulum releases:
different types of cells in your body look and function differently. the basis for these differences is:
Different types of cells look and function differently, the basis for these differences is DIFFERENT PATTERNS of gene expression. This process (differential gene expression) leads to cell specialization.
Gene expression refers to the process by which the genetic information flows from a DNA sequence (i.e., a gene) to an mRNA molecule and finally to a protein.
In somatic (body) cells, the differential patterns of gene expression lead to the generation of different proteins and ultimately to different types of cells (cell phenotypes).
In consequence, cells are specialized to perform specific functions because different genes are being expressed.
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You are attempting to carry out a transposon mutagenesis experiment using the pRL27 system. The Donor strain you use was giving to you by a lab mate who has been culturing it continuously for several months. When you set up your control plates, you find that the Donor strain grows poorly on Luria DAP Agar. Your transformation efficiency is very poor for this attempt at mutageneis. What likely happened to the Donor strain
The most likely happened to the donor strain is that the transposon is active in the donor resulting in the gradual accumulation of mutations. The accumulation of mutations is promoted by the insertion of the transposon.
A donor strain is a bacterial strain that contains a mobilizable fragment of DNA called plasmid.
These strains (donor strains) exploit the transference properties of a conjugative plasmid to modify a particular recipient strain.
Transposons, also known as jumping genes, are mobile genetic elements that alter the genome of an organism by jumping and thus inserting them into genetic sequences (i.e., into protein-coding sequences).
In this case, the presence of a transposon in the donor strain affected the expression of many genes required for the donor strain in order to grow into Luria DAP Agar.
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what describes metal for being malleable?
Malleable metals will bend and twist into numerous shapes when affected by a hammer, whereas non-malleable metals might break apart into pieces. Examples of malleable metals are gold, iron, aluminum, copper, silver and lead. ... No metal is completely malleable, and all will break when under extreme stress
Please help me!! ASAP
Answer:
B) Mushroom --> Heterotroph
C) Algae --> Autotroph
A) Autotroph --> Producer
D) Hetrotroph --> Comsumer
Explanation:
Mushrooms are decomposers because like other fungi, they break down dead and decaying matter to make their own foodProducers, such as plants and algae, acquire nutrients from inorganic sources that are supplied primarily by decomposers whereas decomposers, mostly fungi and bacteria, acquire carbon from organic sources that are supplied primarily by producers.Primary producer; organisms, such as plants and phytoplankton, that can produce their own food through photosynthesis or chemosynthesis; also called autotrophs.Consumers are also referred to as heterotrophs in contrast to autotrophs, which are the producers of the food chain. Consumers therefore include animals and heterotrophic bacteria and fungi. Plants that are carnivorous and therefore consume organic matter as well are regarded as both consumers and producers.Have a great day! :D
A DNA microarray contains immobilized DNA that corresponds to different genes. The microarray is hybridized with fluorescently labeled DNA probes reverse transcribed from the control and experimental mRNA samples. The control probe is labeled with a red fluorochrome, while the experimental probe is labeled with a green fluorochrome. What will be the color of the spot representing a gene with moderately upregulated expression in the experimental sample relative to the control one
The color of the spot of a gene with moderately upregulated expression will be lime-green. A DNA microarray is a technique used to determine the expression level of many genes simultaneously.
A DNA microarray is a laboratory technique used to identify the genes that are being expressed in a cell.
A DNA microarray contains many tiny spots of specifically labeled cDNA samples referred to as probes, which can be hybridized by base complementarity to transcribed (mRNA) gene sequences.
In the DNA microarray, the probes can be fluorescently marked gene sequences.
After hybridization, the DNA microarray is then scanned in order to determine the level of gene expression of each mRNA that hybridizes with their corresponding probes on the slide.
In this case, green spots evidence genes that are being strongly expressed in the sample.
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What is the main purpose for plants to conduct photosynthesis?
Which part of the plant cell does photosynthesis occur? Please help
Answer:
Photosynthesis occurs in the chloroplast of the plant cell.
Explanation:
what gives animal cells their shape and structure?
Answer: Animal cell's shape and structure are determined by the cytoskeleton.
What is the cytoskeleton?
The cytoskeleton is present in all animal cells, prokaryotic (bacterial) cells contain a very rudimentary version of it, while plant cells do not have one at all. It consists of several types of large molecules that provide physical support to the cell as well as internal transport along its length for organelles like endoplasmic reticulum (ER), mitochondria, vacuoles, etc. The three main components are microtubules, intermediate filaments and microfilaments which give rise to different structures within the cell. Microtubules are long cylindrical tubes made up of two protein subunits (alpha and beta tubulin) that form a hollow tube. These are the main components of the cytoskeleton, they provide support to the cell while also having transport capacity for organelles like endoplasmic reticulum (ER), mitochondria, vacuoles, etc. Microtubules are dynamic structures which means their state is constantly changing i.e., growing, shrinking or moving around depending on requirements of the cell.
who has a German shepherd? I want a dog and need some information form a dog owner.Plz help
Answer:
That is the type of dog that police use to find drugs, look for people, etc.
Explanation:
Which layer of the atmosphere is experiencing this storm?
Answer:
Troposphere
Explanation:
Almost all weather occurs in the lowest layer of the atmosphere, called the Troposphere. The exception being large storms like hurricanes and large Thunderstorms. These storms have clouds with great vertical development and the tops of these storms go into the Stratosphere.
"Plants can survive on their own, because they make their own food. Animals can’t survive on their own but need plants for survival." A. Do you agree with this statement? B. Why or why not? C. Provide evidence to explain your reasoning.
Answer:A
Explanation:
Yes yes because it is required for photosynthesis to take place. ... he reactants that go into photosynthesis come out of respiration. Plants can survive on their own, because they make their own food. Animals on the other hand, cant survive without any food source
7)
.......... and....
Are weak forces of attraction.
Answer:
inter molecular forces and van der wall forces are weak forces of attraction.
Explanation:
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Photosynthesis (Where does the electron that is excited by light is taken). What is the source of the electron, where does it end up?
Answer:
The source of the light electron is the sun and it is taken in by the chlorophyll contained in the chloroplasts.
Explanation:
how is the malphigan body adapted for it's function
The primary electron acceptor in photosystem II is __________. Group of answer choices P700 P700 P680 P680
Answer:
680
Explanation:
When the P680 special pair of photosystem II absorbs energy, it enters an excited (high-energy) state. Excited P680 is a good electron donor and can transfer its excited electron to the primary electron acceptor, pheophytin.
they overcame by the blood of the lamb and the word of their testimony
Answer:
Revelation 12:11
What are valence electrons?
Answer: : a single electron or one of two or more electrons in the outer shell of an atom that is responsible for the chemical properties of the atom.
Explanation: