Answer: An example of a herd is a group of cattle, sheep or elephants who all live and travel together.
Jacque is hiking in the mountains and sees a very large and colorful rock layer. It looks different than the surrounding rock layers. What is the best way for Jacque to investigate what the environment was like when this rock layer was deposited?
Jacque could measure the height of the rock layer.
Jacque could check if the rock layer has fossils in it.
Jacque could look at the color of the surrounding rock layers.
Jacque could chip off a chunk of rock from the rock layer and smell it.
Answer:
Check if the rock layer has fossils in it.
Explanation:
The rock layer from the inside out and the fossils will tell you how old the rock is.
Jacque could check if the rock layer has fossils in it, as the presence and types of fossils can often provide clues about the environment in which they were formed.
What can a rock layer tell about the environment?To investigate what the environment was like when a rock layer was deposited, there are several approaches that can be taken:
Look for clues in the rock layer itself: The rock layer itself can often provide clues about the environment in which it was formed. For example, the presence of certain minerals or fossil types can indicate the presence of specific conditions, such as warm or cold temperatures, or a marine or terrestrial environment.
Examine the surrounding rock layers: The rock layers above and below the rock layer of interest can provide additional context and clues about the environment. For example, if the surrounding layers are sedimentary rocks, such as sandstone or shale, it may indicate that the area was once covered by water.
Use rock dating techniques: As mentioned earlier, techniques like radiometric dating and relative dating can help determine the age of a rock layer and provide insight into the environment that existed at the time it was formed.
Conduct additional analyses: Depending on the type of rock and the questions being asked, it may be possible to conduct more detailed analyses, such as chemical or isotopic analyses, to gather further information about the conditions under which the rock formed.
Consider the current location of the rock layer: The current location of the rock layer can also provide clues about the environment in which it was formed. For example, if the rock layer is found in a mountain range, it may have formed in a tectonically active area, while a rock layer found in a flat, low-lying area may have formed in a more stable environment.
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HELP !
Mendel made crosses between pure-breeding tall pea plants with purple
flowers and pure-breeding short pea plants with white flowers. The alleles for
a tall height and purple flowers were dominant. This cross is written as
A. TtPpx TtPp
в. TTppx ttPP
с. Ttppx TtPP
D. TTPPx ttpp
Answer:
D
Explanation:
He bred two true-breeding strains initially. That means the alleles were homozygous for each gene.
Let's use Tt to represent the height allele: T means tall, t means short; the dominant allele gets the capital letter.
Let's use Pp to represent the flower color allele: P means purple, p means white.
A pure-breeding tall, purple plant would be TTPP.
A pure-breeding short, white plant would be ttpp.
So the cross is D. TTPP x ttpp.
Answer:
The correct answer is - ttPP × TTpp
Explanation:
Two organisms that are closely
related would have
Answer:
Very similar DNA sequences
Explanation:
Two organisms that have related should have Very similar DNA sequences
Name two organisms that are related?The molecule i.e. inside cells that comprise of the genetic information and are responsible for the development and function of an organism. DNA or deoxyribonucleic acid represent the long molecule that comprise of our unique genetic code. Nearly each & every cell in a person's body should have similar DNA. Due to this, it has the same DNA sequence.
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Interphase lasts for
of a cell's life
98%
80%
50%
20%
Please help I need help nowww pleaseeeeeee
Answer:
80%
Explanation:
Which of these Electromagnetic waves has the most kinetic energy and can be
dangerous?
O radio waves
O gamma rays
O ultraviolet waves
visible light
Answer:
Gamma rays
Explanation:
I believe
What is a Schwarzchild radius and what does it have to do with a black hole
Answer:
The Schwarzschild radius (sometimes historically referred to as the gravitational radius) is a physical parameter that shows up in the Schwarzschild solution to Einstein's field equations, corresponding to the radius defining the event horizon of a Schwarzschild black hole
Explanation:
The Schwarzschild radius define the “size” of a black hole. Theorists believe that all the “stuff” inside a black hole collapses into a singularity, an infinitely small and infinitely dense point well inside the boundary defined by the Schwarzschild radius.
Hope it helps...Pls mark as Brainliest!!
please answer the multiple choice
Answer: (2)
Explanation:
Homeostasis is generally maintained by a negative feedback loop that includes a stimulus, sensor, control center, and effector. Negative feedback serves to reduce an excessive response and to keep a variable within the normal range
In Kingdom Animalia, there are is a wide variety of organisms such as humans, reptiles, fish, birds, insects, and mammals. These organisms are different from each other in many ways. Why would scientists classify all of these organisms into the same Kingdom?
All living organisms are classified into groups based on very basic, shared characteristics. Organisms within each group are then further divided into smaller groups.
Explanation:
Answer:
D :)
Explanation:
Long radishes crossed with round radishes result in all oval radishes. This type of inheritance is:
How does arthritis affect movement of joints?
Independent assortment is the exchange of genetic material between
homologous chromosomes.
True Or False
Answer:
False
Explanation:
According to Gregor Mendel in his law of INDEPENDENT ASSORTMENT, independent assortment of genes is a phenomenon whereby the segregation of the alleles of one gene into gametes occurs independently of the alleles of another gene i.e. their segregation does not affect/influence one another. Independent assortment occurs in the Metaphase 1 of meiosis 1, where homologous chromosomes randomly align at the equator of the cell. This random orientation of homologous chromosomes determines which chromosome will separate into which gamete.
According to the question, the exchange of genetic material between homologous chromosomes is termed CROSSING-OVER. Crossing over or Recombination occurs during the Prophase I state of meiosis I, where non-sister chromatids of homologous chromosomes exchange a portion of their gene.
Hence, the answer is false because the exchange of genetic material between homologous chromosomes is crossing-over.
Kyree is heterozygous. |f(W) ) is for waves, and ) if for no wave (w) r no waves What is Kyree's genotype & phenotype?
Answer:
Kyree b will have waves with a gwnotyoe; We
Explanation:
This question involves a single gene coding the possession or not of waves in humans. Allele W is for possession of waves while allele w is for no waves.
Heterozygous means contains two different alleles of the same gene. In this case, an heterozygous individual will possess allele W and w together i.e. Ww. Since the allele W is dominant over allele w i.e. can mask Its phenotypic expression, an heterozygous offspring (Ww) will phenotypically possess waves.
Directions
Now that the lab is complete, it’s time to write your lab report. The purpose of this guide is to help you write a clear and concise report that summarizes the lab you have just completed.
The lab report is composed of three sections:
Section I: Experimental Overview
o Provide background information.
o Include the hypothesis.
o Summarize the procedure.
Section II: Data & Analysis
o Include graphs to display trends in the data.
o Identify trends in the data.
Section III: Conclusions
o Identify if the hypothesis was supported or refuted.
o Provide logical reasoning based on data.
o Explain how the experiment could be improved.
To help you write your lab report, you will first answer the eight questions listed below based on the experiment that you have just completed. Then you will use the answers to these questions to write the lab report that you will turn into your teacher.
You can upload your completed report with the upload tool in formats such as OpenOffice.org, Microsoft Word, or PDF. Alternatively, your teacher may ask you to turn in a paper copy of your report or use a web-based writing tool.
Questions
Section I: Experimental Overview
1. What is the question that you are trying to answer?
2. What is your hypothesis for this experiment?
3. What methods are you using to test this hypothesis?
Outline the steps of the procedure in full sentences.
Section II: Data & Analysis
4. What graphs would clearly represent the trends in your data?
Your Student Guide includes information on which graphs to construct. Each graph should have the following:
a. an appropriate title
b. appropriate labels for each axis
c. an appropriate scale for each axis
d. the correct units for the data
Complete a rough sketch of each graph.
5. What do the data in your graphs tell you?
Explain in one or two sentences what trend the reader should observe in each of your graphs.
Section III: Conclusions
6. What do the data tell you about your hypothesis?
State how your hypothesis is either supported OR refuted by the data.
7. How do the data support your claim above?
Explain your statement above. Be sure to refer to specific pieces of data from your experiment that support your argument.
Answer:
1. What is the purpose of the lab, the importance of the topic, and the question you are trying to answer?
Explore the process for determining the density of a solid using a laboratory procedure. The importance of the lab in the topic is to find how density of an object is and if it can sink or float and it is important to answer the question so you can also find mass and volume.
2. What is your hypothesis (or hypotheses) for this experiment?
If the mass and volume of an object can be measured, then its density can be determined, because density equals mass over volume.
What characteristics does carbon have that explain why it can do that?
Male birds of two different species living on the same island have developed different mating behaviors, as
shown in the table below.
Species
A
Mating Behavior of Male Birds
rapid chirps while spreading their tail feathers
movement in circles while spreading their tail feathers
B
Which statement is best supported by information in the table?
(1) It is likely that male birds in species A will mate with female birds in species B.
(2) It is likely that birds from species A will only mate with birds from species A.
(3) Male birds from one species will change their mating behavior if the only female birds available are from
the other species.
(4) Mating behaviors are important only when these two species live together in the same area.
Answer:
It is likely that birds from species A will only mate with birds from species A.
Explanation:
In humans, B is the allele for brown eyes and b is the allele for blue eyes. Two brothers both have brown eyes, but one of them has both the B and b alleles while the other only has B alleles. Which statement is true about the brothers?
Answer:
B is the dominate trait, and b is the recessive trait. Putting them together (Bb), would still mean that the brother would have brown eyes, since Bb means that the dominant trait is shown
bb- recessive trait (blue eyes)
Bb - dominant trait (brown eyes)
BB- dominant trait (brown eyes)
Hope this helps!
2-In what way is nitrogen important to life on Earth?
It is used in making DNA
It is used to make chlorophyll in plants
All of the above
None of the Above
Answer:
it's all of the above
Explanation:
nitrogen is essential for all living things
Comparing the skeletons of which of the following fish would
best show the evolution of a fish species?
a male fish and a female fish that could produce offspring
the same fish just before it received a cut and after it healed
a fish that lived recently and a fish that lived a long time ago
the same fish just after it hatched and when it was full-grown
Answer:
C. a fish that lived recently and a fish that lived a long time ago
Good luck with it :)
how does the skin protect the body against the illness? check all that apply
Answer:
The skin produces sweat and oil
The skin acts as a barrier
The skin produces mucus
Explanation:
Goblet cells in the epidermis produces mucus which helps to prevent bacteria from entering.
What two foods are stored as products of photosynthesis
Answer:
rice flour and rice
Explanation:
Plants changes the glucose into starch, for example mealies (mealies and maize flour), rice (rice flour and rice) and wheat (flour). Plants then store this food in different parts of the plant that an animal will eat. They can store it in their leaves, stems or roots, flowers, fruits or seeds.
______ means that the alleles in the genotype are different. A) Recessive
B) Homozygous C) Allelopathic D) Codominant E) Heterozygous
Answer:
B because homozygous is the alleles in the genotype
Explanation:
Why do the cells inside of your stomach get replaced every few days , but other cells in your body can live for weeks, months or even years?
Answer:
hi, this is the answer of your question
the cells that line your stomach can renew as fast as every two days, because they in contact with digestive acid.
Can anyone please help?
1. autotroph
2. taxonomy
3. unicellular
4. kingdom
5. prokaryotic
What are the different possible gametes for AABBDd?
Answer:
8
Explanation:
Diffrent types AaBbDd
HELP ASAP!!!!! Characteristic of Mosses?
1. Vascular tissue
2. Flowers
3. Seeds
4. Rhizoids
Which agent would cause the least damage to a chromosome?
14. A genotype is the
phenotype is the
that an individual has for a character, while the
of a character.
a. Physical traits; alleles
b. Expressed alleles; unexpressed alleles
C. Alleles from mom; alleles from dad
d. Set of alleles; physical appearance
Answer:
A genotype is the genetic alleles (combined one from each parent), and phenotype is the physical appearance of said trait.
Explanation:
With peas—
YY is the genotype
Yellow peas in the phenotype
Fossils of a species of bear are found in layer 5. Which layer is most likely to
have organisms that lived at the same time as the bear species?
layer 4 brainliest would be appreciated
Explanation:
This is based on relative dating method of layers of rock or fossils. The relative dating method is based on the fact that the older the layer of rock or fossils the deeper it will be situated. The more older the more deeper or conversely the more younger, the less will be the depth of the layer of rock or fossils. Here layer 8 is the deepest layer, so it would possess rock layer with embedded fossils which is the most oldest. Layer 1 is the most superficial layer of rock and would contain fossils which is the most youngest. The species of bear are found in layer 5. Hence the immediate layer covering it is the 4th layer of rock. So, any fossils embedded in layer 4 would belong to the nearest possible time of existence of the b
Fossils of a species of bear are found in layer 5, so the layer that is most likely to have organisms that lived at the same time as the bear species is layer 4, which is present in option A.
What are fossils and rock layers?Fossils are the remains or traces of organisms that lived in the past, and they are often found in sedimentary rock layers. When an organism dies, its remains may be buried by sediment, and over time, the sediment may harden into rock, preserving the remains in the process.
Fossils can also be formed when an organism leaves behind a trace, such as footprints, which are preserved in the sediment and eventually turned into rock. So the fossils of layer 5 are similar to those of layer 4, as they both lived in the same environment.
Hence, fossils of a species of bear are found in layer 5, which is the same as the bear species, which is layer 4, which is present in option A.
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describe the effects of lifestyle on the respiratory and circulatory systems
Answer:
Explanation:
Eating healthy foods, getting enough sleep, and being active every day can help keep your respiratory system, cardiovascular system and immune system strong. Getting enough exercise makes your lungs stronger and better at giving your body the oxygen it needs.
What are flagella?
A. false feet
B. skinny tails
C. hairlike projections
D. temporary extensions
Answer:
b
Explanation:
they help the bacteria move around .
Answer:
B
Explanation:
Allows the cell to move around
