The heart beats 40 beats per minute
PLEASE ANSWER NOW!!!!!!
Use the table to answer the following question.
Properties of Elements
Element 1
Element 2
• shiny
• malleable
• conductive
• gas
• non-conductive
When these elements react to form a compound, what would you predict the properties to be?
O A. The compound will probably have high boiling points and melting points and will be conductive in solution.
B. The compound will probably have high boiling and melting points and will not be conducive in solution.
O C. The compound will probably have properties of both elements like a metalloid.
D. The compound will probably have low boiling and melting points and will not be conducive in solution.
Explanation:
i cannot answer this correctly as you have seemingly excluded the properties of element 1 if you can comment here element 1's properties I may be able to help you
Answer:I think the answer is D
Explanation:
HELP PLEASE
6. Why do leaves tend to be flat?
A. so that water can easily be absorbed and carried to the rest of the plant
B. so that sunlight can easily penetrate to the leaf's photosynthetic tissues
C. so that nutrients can easily enter the plant and be used for structure and support
D. so that plants can easily find balance due to the symmetrical nature of their branches
identify the type of solution (Hypotonic, Isotonic and Hypertonic) in each of the beakers. Write your answers as A=..., B=..., C=...
Answer:
Beaker A= Isotonic
Beaker B = Hypotonic
Beaker C= Hypertonic
Explanation:
ISO means the same on each side.
Hypo means less.
Hyper means more.
Beaker A= Isotonic
Beaker B = Hypotonic
Beaker C= Hypertonic
what is the difference between Isotonic Hypotonic Hypertonic?Isotonic: Isotonic solutions are solutions having equal osmotic pressures.Hypotonic: Hypotonic solutions are solutions having lower osmotic pressures.Hypertonic: Hypertonic solutions are solutions having comparatively higher osmotic pressures.The main difference between isotonic hypotonic and hypertonic solutions is that isotonic solutions are solutions having equal osmotic pressures while hypotonic solutions are solutions having lower osmotic pressure and hypertonic solutions are solutions with high osmotic pressure.
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Which statement best describes why invasive species often thrive in foreign lands?
a. They always have more food to eat in the new habitat.
b They are free from the predators of their native habitats.
с They are transported by humans.
d The climate is always better in the new habitat.
Answer:
They are free from the predators of their native habitats.
Explanation:
Describe the importance of a hypothesis in scientific inquiry.
Answer:
The fundamental concept of a theory is that there is no predetermined conclusion. A main feature of this phase of the experimental process is deriving conclusions from theories regarding the outcomes of possible studies and then conducting certain experiments to see if the predictions are supported.
Explanation:
A hypothesis is crucial in scientific inquiry as it serves as a testable and falsifiable explanation or prediction for a specific phenomenon or observation.
It provides a structured approach to investigating a research question and guides the design of experiments and data collection.
By formulating a hypothesis, researchers set a clear direction for their study and establish a basis for drawing conclusions based on evidence.
If the hypothesis is supported by data, it strengthens the understanding of the subject matter.
Alternatively, if the data refute the hypothesis, it encourages further exploration and refinement of scientific knowledge, promoting the advancement of understanding and discoveries in various fields.
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Which of the following gives you information about a population’s age structure?
Group of answer choices
All individuals are found at least 10 meters away from others.
There are 25 individuals with a square kilometer.
Individuals live in rain forests in tropical South America.
There are 10 males and 15 females under the age of two.
Answer:
There are 10 males and 15 males under the age if two.
Why do plants hold on to a small amount of the
oxygen produced during photosynthesis for
use during cellular respiration?
Answer:
plants need to break down carbohydrates into energy. Oxygen is required to do this
Explanation:
Why do crops ripen quickly in Alaska
Answer:
crops ripen quickly because of the climate in alaska and the sun rising time.
Explanation:
HELP! ILL GIVE BRAINLIEST
Answer:
this is solar system
Explanation:
Make me as a brainlist
first up neap
second up spring
third neap
fourth speing
what does DNA store ?
a. fat
b. energy
c. carbohydrates
d. hereditary information
Answer:
d is correct
Explanation:
hope this helps
Answer:
D. hereditary information
Hereditary information is mostly stored in the DNA apart for some exceptions like viruses. The DNA is located in the nucleus in the case of eukaryotic cells.
Explanation:
i think! i hope this helpsss
Mushrooms, bread molds, and yeasts are classified in the fungi kingdom Specific characteristics are used to classify these organisms. Why are these organisms in the fungi kingdom and not in the animal kingdom?
O They are parasites that feed off a host organism.
O They contain only one cell.
O They absorb nutrients directly from the environment.
They are prokaryotes
Answer:
C
Explanation:
They absorb nutrients directly from the environment.
What are Prokaryotes?A prokaryote is a single-celled creature without a nucleus and other membrane-bound organelles he Greek words pro and v (pro, meaning "before") are combined to form the word prokaryote.
Prokaryotes were categorized under the empire Prokaryota in the two-empire system developed by Édouard Chatton. However, prokaryotes are split into two domains in the three-domain concept, based on molecular analysis:
Bacteria (formerly Eubacteria) and Archaea (previously Archaebacteria). The third domain, Eukaryota, is designated for organisms containing nuclei. Prokaryotes are thought to have evolved before eukaryotes in terms of biology.
Therefore, They absorb nutrients directly from the environment.
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5. Which is the complimentary DNA strand of the DNA strand:
ATGCATGCAATG * (T
(8 Points)
ATGCATGCAATG
TACGTACGTTAC
UACGUACGUUAC
TAGCATGCTTAC
None of the above
Answer:
TACGTACGTTAC (so the second one)
What is MITOSIS really good at?
Mitosis is the reason we can grow, heal wounds, and replace damaged cells. Mitosis is also important in organisms that reproduce asexually: this is the only way that these cells can reproduce. This is the one key process that sustains populations of asexual organisms.
Explanation:This is what I found during my research and I hope this helped somehow. Have a good one!
（っ＾▿＾）A sound argument correctly applies deductive reasoning to true premises.
False
True
I am a cattle egret who lives near a group of cattle. On and near the cattle are tasty insects that I enjoy eating. Whenever the cattle are on the move I swing by and snack on some insects, while respecting the space of my cattle friends
which one of these terms would it be
Commensalism
Competition
Mutualism
Parasitic
Predation
l think it is commensalism-lt is the relationship in which one organism benefits by the other is neither helped nor harmed
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Help please- im still gonna keep wasting my points until someone helps i only have these 4 questions left man-
17. In Gregor Mendel's first experiment, he created a plant with purple flowers (PP , two dominant traits) with a plant with white flowers (pp , two recessive traits). What were the results of his experiment:
[tex]\left[\begin{array}{ccc}&P&P\\p&Pp&Pp\\p&Pp&Pp\end{array}\right][/tex]
a. 100% purple is your answer. Note that if there is a dominant trait, the dominant trait will show. In this case, purple is the dominant trait P, and is located on all quadrants, therefore 100% purple is your answer.
18. In Mendel's second experiment, he uses two purple flowers (Pp , one dominant, one recessive, each respectively). What were the result of his experiment:
[tex]\left[\begin{array}{ccc}&P&p\\P&PP&Pp\\p&Pp&pp\end{array}\right][/tex]
d. 75% purple, 25% white is your answer. The dominant trait P is found in three quadrants, with only the bottom right quadrant having two recessive trait p. This means that the quadrant with pp is white, and the others are purple.
19. Note that the Bob's dimples (DD) are the dominant trait, while Janet has the recessive traits (dd). Set the Punnett Square:
[tex]\left[\begin{array}{ccc}&D&D\\d&Dd&Dd\\d&Dd&Dd\end{array}\right][/tex]
d. 100%. In this case, the dominant trait shows up in all 4 quadrants, and will therefore mean that their child will have dimples. However, they will carry the recessive trait.
20. Matt and Meredith both have dominant brown eyes, but their daughter has blue eyes. This means that they both are carriers of a recessive blue strand (denoted by b.) This means that both Matt and Meredith are Bb. Set the Punnett Square:
[tex]\left[\begin{array}{ccc}&B&b\\B&BB&Bb\\b&Bb&bb\end{array}\right][/tex]
B) is your answer.
? Help please would appreciate it
Answer:
It is acaully true.
Explanation:
What do consumers gain from
producers because of
photosynthesis?
Answer:
In summary, producers are organisms that make their own food. Producers create food for themselves and also provide energy for the rest of the ecosystem. Consumers are organisms that need to eat to obtain energy. Primary consumers, such as deer and rabbits, eat only producers.
Explanation:
The peripheral nervous system
A
acts with the central nervous system to coordinate many responses.
B
includes the brain and spinal cord.
C
is located at the center of the body.
D
only interacts with the central nervous system while a person is asleep.
Answer:
A) Acts with the central nervous system to coordinate many responses.
Answer: A
Explanation:
It’s not C or D because it’s the outer extremity of nerves so not the center and your nerves are always active even during your sleep
What do humans need to travel in space that robots do not need?
Answer:
Astronauts must have oxygen, food, water, and rest. As for the robots they don't need that
Explanation:
Your Welcome<3
Indicate whether the statement is true or false.
____ 1. Sources of genetic variation include mutation, recombination, and lateral gene transfer.
____ 2. A gene pool includes all alleles within a certain population.
____ 3. If a population is in Hardy-Weinberg, then it is not evolving.
____ 4. Recessive and dominant allele frequencies do not have to add up to 100%.
____ 5. Natural selection acts directily on genotypes.
____ 6. Isolations can be due to geographic, behavioral, or sensation barriers.
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____ 7. What type of curve is formed with a normal distribution?
a. steep curve c. punctuated curve
b. bell curve d. flat curve
____ 8. Natural selection acts directly on
a. alleles.
b. genes.
c. phenotypes.
d. mutations.
____ 9. What situation might develop in a population having some plants whose flowers open at midday and other
plants whose flowers open late in the day?
a. behavioral isolation
b. geographic isolation
c. temporal isolation
d. genetic drift
____ 10. Which of the following are assumptions that evolution is happening...
a. Very small population c. Selective mating
b. Mutations d. All of the above
____ 11. What commonly occurs after the bottleneck and founder effects?
a. gene flow c. genetic variation
b. genetic drift
____ 12. If an allele makes up one half of the frequency of a population’s allele for a given trait, its allele frequency is
a. 100 percent.
b. 75 percent.
c. 50 percent.
d. 4 percent.
____ 13. In a fox population, the allele frequency of a gene for red fur changes from 20 percent to 30 percent. What can
you say about that population of foxes?
a. The population is expanding.
b. The population is evolving.
c. The population is decreasing.
d. The population is not evolving.
Answer:
heres the answer
Explanation:
true, false, true, false, false, true,
d, c, b, b, a, c, b
Curly hair (C) is dominant where straight hair (c) is recessive. If a person who is Cc has children with a person that is cc, what is the probability of their children will have curly hair?
a
0%
b
25%
c
50%
d
75%
Answer: c. 50%
Explanation:
If you draw a punnett square you see that the phenotypes you get are Cc, Cc, cc, and cc. If C (curly hair) is dominant over c (straight hair) then those with the phenotype Cc would have curly hair and those with the phenotype cc would have straight hair. 2 out of 4 have Cc (curly hair) so that's 50%.
What do you mean by anaemia?
Answer:
Anemia is a condition in which you lack enough healthy red blood cells to carry adequate oxygen to your body's tissues.
Explanation:
It is defined as a low number of red blood cells. In a routine blood test, anemia is reported as a low hemoglobin or hematocrit.
What are 2 examples of proteins in the body? (Not what proteins are
made of)
Answer:
1) Structural proteins provide support in our bodies, for example, the proteins in our connective tissues, such as collagen and elastin.
2) Hormone proteins co-ordinate bodily functions, for example, insulin controls our blood sugar concentration by regulating the uptake of glucose into cells.
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Which is evidence of climate-forced sea level rise?
A. decreased temperature of oceans
B. submerging of low islands and coastlines
C. temperature changes for surface currents
D. increased carbon dioxide in the atmosphere
In this exercise we have to use the knowledge of climate changes that demonstrate the increase in the sea level, in this way we have that:
The submerging of low islands and coastlines or letter B.
The rise in sea level caused by global warming could reach 2 meters in height by the end of the 21st century. This rise in the oceans would leave thousands of kilometers of coastline at the mercy of flooding, jeopardizing the safety of 745 million people worldwide.
What could happen with sea level rise?The recent rise in sea level is a result of global warming through two main processes: expansion of sea water due to warming of the oceans, triggering its thermal expansion, and the melting of ice masses.
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On the Indonesian island of Bali, about 3/4 of the feral (stray) cats have a stumpy tail while only 1/4 of the cats have a regular long tail. When you did some experiments and picked out a bunch of random stumpy-tailed cats and mated them, they had some stumpy-tailed kittens and some regular-tailed kittens. You did the same with the the regular tailed cats, but they always had only regular tailed kittens. What does this tell you about the genotype of the regular tailed cats
Answer:
That stumpy tail is the dominant trait, while the regular long tail is the recessive trait.
Explanation:
Due to technical problems, you will find the complete explanation in the attached files
Which cell can survive without the help of other cells?
leaf cell
yeast cell
onion cell
muscle cell
Answer:
given below:
Explanation:
Q. A single cell organism can do everything a cell from a multi-cellular organism can do EXCEPT
answer choices
specialize
reproduce
use energy
make protein
A researcher conducted studies on proteins obtained from mouse livers. He discovered a novel protein and decided to study its genetic origins. During his tests, the researcher found the mRNA sequence AUUCGGUACUGUACUAGC. What is the DNA sequence that was used for synthesizing this mRNA sequence?
Answer:
TAAGCCATGACATGATCG
Explanation:
Transcription is the process of transfer of genetic information from DNA to RNA, typically to a messenger RNA (mRNA). During transcription, a particular DNA sequence called 'gene' is used as template to create an mRNA which is subsequently used to synthesize a protein by the process of translation. During this process (transcription), Uracil (U) bases pair with Adenine (A) and replace thymine (T) bases in RNA.
Answer:
C
Explanation:
List the products or outcomes for the following biological processes
1- DNA replication
2- Transcription
3-Translation
4- mitosis
5- Meiosis
Answer:
1- DNA replication: two identical DNA strands
2- Transcription: mRNA
3-Translation: proteins
4- Mitosis: two identical diploid somatic cells
5- Meiosis: four different haploid gamete cells
Explanation:
1- DNA replication: through the process of semiconservative DNA replication two identical DNA strands are created
2- Transcription: the process by which DNA becomes mRNA
3-Translation: the process by which mRNA becomes proteins
4- Mitosis: a parent cell will split into two identical diploid somatic cells, this process is used to replace old cells
5- Meiosis: a parent cell will split into four different haploid gamete cells, this process is used to create ovary/testes cells
13. Given the original DNA strand, which of the following would be the new, complementary strand
of DNA? ACTTACGCCGAT *
(8 Points)
CAGGCATAATCG
ACTTACGCCGAT
TCAATCGCCGTA
TGAATGCGGCTA
Answer:
TGAATGCGGCTA
Explanation:
The complementary DNA codes for A is T and for G its C
Answer:
TGAATGCGGCTA
Explanation:
Remember these are the complementary dna base pairs
adenine with thymine
thymine with adenine
cytosine with guanine
guanine with cytosine
so a would change to t
c to g
t to a
etc
after pairing each letter we would end up with
TGAATGCGGCTA