Answer:
D. Maintaining homeostasis is something that needs to be learned
What is the magic number in terms of the average amount of times are cells can divide?
If the half-life of a radioactive substance is 500 million years and you have
192 atoms of it, how many half-lives will have passed by the time that only 3
atoms of the substance remain?
A. 4
B. 5
C. 6
D. 2.
The number of half-lives that has elapsed when 3 atoms of the radioactive substance remains is 6 (Option C)
Data obtained from the questionHalf-life (t½) = 500 million yearsOriginal amount (N₀) = 192 atomsAmount remaining (N) = 3 atoms Number of half-lives (n) =?How to determine the number of half-lives2ⁿ = N₀ / N
2ⁿ = 192 / 3
2ⁿ = 64
2ⁿ = 2⁶
n = 6
Learn more about half life:
https://brainly.com/question/26374513
#SPJ1
Translation is the process of:
a. mRNA being decoded into proteins
b. DNA being copied into mRNA
c. DNA being duplicated
d. mRNA is being copied into DNA
Answer:
A
Explanation:
Because Translation refers to the process of creating proteins from an mRNA template.
Scientists study rainforests as systems structured in vertical layers, or strata.
How would a tree falling from the top most layer most immediately affect the surrounding plants in the other lower layers?
Answer: More sunlight less space
Explanation: The fallen tree would leave there less space however there would now be more sunlight due to the tree not covering it up anymore
A tree falling from the top most layer most immediately will provide more sunlight and space to the surrounding plants in the other lower layers in a rainforest.
What is a rainforest ?
Rainforest is a thick forest in tropical parts of the world with tall, mostly evergreen trees and a high amount of rainfall.
The space left by a fallen tree allows more light to reach the forest floor as well as space for other vegetation to take root and flourish.In the later stages the nutrients a tree used to build itself during its lifetime are spread into the soil and make it richer for other plants around it to use.To know more about rainforest here
https://brainly.com/question/1142571
#SPJ2
Write two functions of kidney.
Answer:
remove waste products from the body. remove drugs from the body. balance the body's fluids. release hormones that regulate blood pressure.
If 65,000 kcal are
available in the
producers trophic
level, how much
energy is available
to the secondary
consumers?
Answer:
13000 would be avalable because 10% is taken every time it is eaten so 65,000 with 10% taken out twice (20% of 65,000) is only 13,000 kcal available to the secondary consumers.
which of the organelle is responsible for manufacturing food in plants cell?
1. Plastid.
2. Large Vacuole.
3. Cell wall.
4. Nucleus.
5. Centrosome.
Answer:
chloroplasts are organisms responsible for manufacturing food in plants cell
Choose the BEST EVIDENCE to support the CLAIM: Crater lake was formed when a volcanic cone collapsed and filled with water.
Option A-Sometimes the top of a volcano is blown off or collapses during an eruption, leaving a depression called caldera which filled with rainwater.
Which are characteristics of carbon? Check all that apply.
Explanation:
Terms in this set (5)
carbon is abundant, common.
forms strong covalent bonds.
has four valence electrons.
variety of shapes.
bonds with multiple elements
Answer:
- Covalent bonding
- Generally in non-electrolytes
- Low melting point
- Forms a variety of compounds
Explanation:
Edge 2021
Which type of biomolecule is used as a catalyst in chemical reactions to lower activation energy
Answer:
Nucleic Acids
Explanation:
Nucleic Acids, cont. Enzymes are biological catalysts that speed up chemical reactions (to change one set of chemicals to another) by lowering their activation energy.
Jackrabbits living in the desert have large ears that help release body heat. Large ears are an adaptation to which is limiting factor?
Answer:
It is the adaptation to the limiting factor temperature.
Explanation:
The presence of long ears is the most astonishing characteristic of jackrabbits. These long ears are the jackrabbits' adaptation to their native desert habitat, which helps them to cool down the temperature of their body. The ears allowed them to do so as they are thin and possess an extensive mass of blood vessels. When the temperature of the desert becomes hard to hands, the long ears of jackrabbits allow them to enhance the flow of blood via the ears by dilating its blood vessels. This dilation helps to deflect heat from the body and thus cools the creature.
Unused energy in food is stored as what in our bodies?
A- Carbohydrates
B- Muscle
C- Fat
Answer:
Fat also known as glycogen
According to the site, what are the views and approaches for psychodynamic therapy and humanistic therapy?
Answer:
In psychodynamic therapy, therapists help people review emotions, thoughts, early-life experiences, and beliefs to gain insight into their lives and their present-day problems and to evaluate the patterns they have developed over time. Recognizing recurring patterns helps people see the ways in which they avoid distress or develop defense mechanisms as a method of coping so that they can take steps to change those patterns.
Explanation:
Answer: In psychodynamic therapy, therapists work with patients to examine their feelings, thoughts, early experiences, and beliefs in order to acquire understanding of their lives, their current issues, and the patterns that have grown over time. People can take action to change repeating behaviors by being aware of how they avoid distress or establish defense mechanisms by recognizing these tendencies.
Explanation: cuz
Food chains from four different habitats are shown below.
Ocean: seaweed → sea urchin → squid → shark
Wetland: mosquito → fish → turtle → bacteria
Rainforest: peacock flower → monkey → jaguar → mushroom
Grassland: grass → mouse → hawk → vulture
Which food chain correctly represents a pattern of energy transfer from producer to consumers to decomposer?
Answer:
Is A or C
Explanation:
C makes more sense.
The food chain that correctly represents a pattern of energy transfer from producer to consumers to decomposer is:
Wetland: mosquito → fish → turtle → bacteria
In this food chain, the mosquito is the primary consumer that feeds on the producer (plant) - the energy from the plant is transferred to the mosquito. Hence option B is correct.
What is Food Chain?A food chain is a sequence of organisms in an ecosystem in which each organism feeds on the one before it and is, in turn, preyed upon by the organism after it.
The food chain represents the flow of energy and nutrients through an ecosystem, with producers at the bottom and apex predators at the top. The primary producers in a food chain are typically plants and algae that use sunlight to produce energy-rich organic compounds through the process of photosynthesis.
The fish is the secondary consumer that feeds on the mosquito, transferring the energy to the fish. The turtle is the tertiary consumer that feeds on the fish, transferring the energy to the turtle.
Finally, the bacteria act as decomposers that break down the dead organic matter from the turtle and other organisms, releasing the energy back to the environment in the form of nutrients.
Hence option B is correct.
To know more about Food Chain:
https://brainly.com/question/29767237
#SPJ2
A population is separated into two groups by a geographical barrier. Over time, enough differences develop between the two groups that they do not interbreed when reunited. Which of the following terms best describes the process that has occurred?
extinction
hybridization
speciation
why don't trees grow in the sea or rivers
Answer: Roots of trees need oxygen.
For the following nitrogen base sequence, write the complimentary sequence on the line provided.
A – T – C – C – T – A – G – A – A
_________________________
Answer:
TAGGATCTT
Explanation:
a - t
c - g
Karyotyping Karyotyping reveals the presence of cancerous genes. examines points of crossing over. can reveal alterations in chromosome number. shows chromosomes as they appear in metaphase of meiosis II.
Answer:
The correct answer is - can reveal alterations in chromosome number.
Explanation:
The karyotype is the process in which images of the chromosomes of an individual are used. These images used for confirmation of the chromosome complement of the individual that include the number of chromosomes and look for abnormal numbers or structures of chromosomes.
Karyotypes are made by standardized staining procedures that give the image of the number and structure of the chromosomes of an individual. It gives an idea of size, shape, number, or any type of alteration in the chromosomes.
The pH of 1 to 6 is basic
true or false
Answer:
False
Explanation:
Answer:
False
Explanation:
PH is acidic between 0 and 7, and basic when it is over 7.
7 is neutral.
Examine the words and/or phrases below and determine the relationship
among the majority of words/phrases.
Choose the option that does not fit the pattern.
fire
overgrazing of lands
ground cover alteration
drought
One of the pieces of evidence for evolution that Charles Darwin collected on his travels aboard the HMS Beagle was the observation of fossils of extinct animals and similar, but noticeably different species. Giant ground sloth fossils were very similar in shape to the bones of sloths that inhabited the regions of South America he was exploring. The main difference was the size, as the ground sloth fossils were significantly larger that the bones of the sloths he captured alive. What was a conclusion that Darwin was able to arrive to based on this piece of evidence
Answer: Darwin was able to arrive at a conclusion that there was no relationship between the fossils of the ground sloth and the bones of the captured sloths that currently reside in South America.
Explanation:
Evolution is defined as the sum total of adaptive changes that have taken place over a very long period of time. It leads to the development of new species from earlier ones. Evolution is an extremely slow process. It is difficult to obtain direct evidence of evolution in action. However, scientist such as Darwin, have gathered a great deal of indirect evidence that supports the theory of evolution. These evidence comes from many sources including:
--> fossils records
--> biochemical similarities
--> molecular records
--> Comparative anatomy and
--> embryology.
FOSSILS RECORDS shows the existence of species that are now in extinct which lived on Earth during different periods of the planet's history. They provide evidence that organisms from the past are not the same as those found today due to adaptive changes that has occurred over a long period of time on the organism in order to survive in its environment.
There was no relationship between the sloths because of the difference in BONE MASS.
how does energy get into the air also what happens to the air temperature
Answer:
Since air is a poor conductor, most energy transfer by conduction occurs right near Earth's surface. Conduction directly affects air temperature only a few centimeters into the atmosphere. During the day, sunlight heats the ground, which in turn heats the air directly above it via conduction.
Explanation:
hope it helps
what is a chromosome made of
Answer:
Each chromosome is made of protein and a single molecule of deoxyribonucleic acid (DNA)
Explanation:
. Passed from parents to offspring, DNA contains the specific instructions that make each type of living creature unique. The term chromosome comes from the Greek words for color (chroma) and body (soma).
Explanation:
are males more likely to have hypophosphatemia than females explain
Answer:
Males are more likely to have hypophosphatemia.
Explanation:
In females, a mutation would have to happen in both copies of the genes to cause the disorder. It is rare having females with 2 altered copies of this gene. Males are X-linked by recessive disorders much more frequently then females.
What is the negative impact of paper on society
Answer:
Deforestation has increased. Paper manufacturing used up to 40% of the global wood. The process of making paper releases nitrogen dioxide, sulfur dioxide, and carbon dioxide into the air, contributing to pollution such as greenhouse gases.
Explanation:
hope this helps!!!!!!
Look at the ocean system below.
plankton - shrimp - salmon - humans
What will most likely happen if the plankton population decreases in this
ocean system?
Answer:
The harshest impact would be a minor decrease in salmon population.
Explanation: Since shrimp would not die out completely neither woild the salmon.
Which option describes the question Dave should consider in the following scenario?
Dave's mare has just given birth to a healthy colt, but he is surprised that the colt was born tan when the mother is
black
What color are the colt's eyes?
What nutritional supplements were given?
What other maternal traits were inherited?
What color is the colt's father?
The color of the colt's coat is determined by the genes it inherited from its parents is “What color is the colt's father?”, option D is correct.
Coat color in horses is a complex trait that involves several genes. The most well-known coat colors are black, bay, and chestnut. However, there are many variations and combinations of these colors, such as the tan color observed in this colt.
The color of the eyes is not related to the coat color and is determined by a different set of genes. Nutritional supplements may play a role in the overall health and development of the colt, but they are not likely to affect its coat color. Maternal traits, such as temperament and size, are also inherited, but they are not related to the coat color either, option D is correct.
To learn more about inherited follow the link:
https://brainly.com/question/4520267
#SPJ1
The complete question is:
Dave's mare has just given birth to a healthy colt, but he is surprised that the colt was born tan when the mother is black.
(choose your options)
A) What color are the colt's eyes?
B) What nutritional supplements were given?
C) What other maternal traits were inherited?
D) What color is the colt's father?
An individual has type ab blood. The father has type a and the mother has type b. What is the individual's phenotype an example of
Answer:
Codominance
Explanation:
Codominance is a type of inheritance pattern in which two alleles of a gene both express themselves in a heterozygous state. Codominance occurs when neither of the two alleles involved are recessive instead both dominate simultaneously.
As described in this question, the father of an individual has type A blood and the mother has type B. However, the individual has type AB blood. This is because alleles for blood types A and B both phenotypically express themselves in the individual. Hence, blood type A and B are said to be codominant and the AB phenotype is showing an example of CODOMINANCE.
PLZ HELP WILL BRAIN LIST
A. Val, Lys, Phe, Gly, Ser
B. lle, Gln, Lys, Asp, Gly, Leu, Ser
C.Met, Val, Lys, Arg, Gln, Ser
D.Met, Asp, Phe, Ala, Arg
Answer:
B
Explanation:
Facilitated diffusion requires
A. a protein pump, energy, and a concentration gradient.
B. no energy, net osmotic movement, and a protein pump.
C. a concentration gradient, a protein channel, and no energy.
Answer:
A.Explanation:
TutorialDiffusionDiffusion means that the net movement of particles (molecules) is from an area of high concentration to low concentration.Graph of the simple and facilitated diffusion taking into account the rate of uptake and the concentrationIf the particles can move through the lipid bilayer by simple diffusion, then there is no limit to the number that can fit through the membrane. The rate of diffusion increases linearly as we add more particles to one side of the membrane.If the particles can only pass through protein channels, then the rate of diffusion is determined by the number of channels as well as the number of particles.Once the channels operate at their maximal rate, a further increase in particle numbers no longer increases the apparent rate of diffusion. At this limited rate we describe the protein channel as being saturated.The cartoon illustrates several points about facilitated diffusion. The particles are more concentrated on one side of the membrane, and yet they can move in both directions. However, the net movement is from high particle concentration to low. If the number of particles gets so high on one side of the membrane that they interfere with diffusion through the protein channel, then we observe a limit to the rate of diffusion at the point of saturation.Illustration of facilitated diffusionanimation used with permission of the Virtual Cell Web PageProblem 7 | Answer | Problem 8The Biology Project > Cell Biology > Cell Membranes > Problem SetThe Biology ProjectDepartment of Biochemistry and Molecular BiophysicsUniversity of ArizonaMay 2002Revised: August 2004Contact the Development TeamSimple diffusion does not require energy: facilitated diffusion requires a source of ATP. Simple diffusion can only move material in the direction of a concentration gradient; facilitated diffusion moves materials with and against a concertion gradient.
Answer:
C. a concentration gradient, a protein channel, and no energy.
Explanation:
Facilitated diffusion requires a concentration gradient, a protein channel, and no energy.