Answer:
The cell cycle is the events that take place in a cell as it grows and divides. A eukaryotic cell replicates and divides during the cell cycle. (but I don't know if that's the answer you are looking for)
Explanation:
During meiosis, homologous chromosomes exchange genetic material. This exchange of
genetic material -
Answer:
During meiosis, homologous chromosomes may exchange genetic material during a process called "crossing over."
What enzyme in organisms is Taq Polymerase similar to? Why?
Taq polymerase is a common enzyme used for PCR amplification. It is similar to E. coli DNA dependant DNA polymerase I. It is so because of the strong homology at the amino acid level. The 3′-OH nucleotide addition site, the dNTP/DNA binding sites, and the 5′-3′ exonuclease sites of both the enzymes.
What is E. coli DNA dependant DNA polymerase I?The DNA polymerase I is mainly used for repair of the damaged DNA. It also helps to connect Okazaki fragments by deleting RNA primers.
E. coli DNA dependant DNA polymerase I has similar properties like Taq polymerase as they both have strong homology at the amino acid level.
The 3′-OH nucleotide addition site, the dNTP/DNA binding sites, and the 5′-3′ exonuclease sites of both the enzymes.
Thus, it can be concluded that E. coli DNA dependant DNA polymerase I is the enzyme similar to Taq polymerase.
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In humans, brown eyes are generally dominant over blue eyes. Find the phenotypic and genotypic ratios of a cross between two heterozygous brown-eyed people. Choose This is a required question
Answer:
Brown eyed genotype: Aa (eterofzygous) or AA (homofzygous)
The genotypes derived from the cross are: AA, Aa, Aa, aa
The phenotypes are: 3 with brown eyes and 1 with blue eyes (aa)
The phenotypic ratio is 3:1 (brown eyes: blue eyes) and the genotypic ratio is 1:2:1 (dominant homozygous: heterozygous: recessive homozygous).
What happens in a heterozygous cross?In humans, the allele for brown eyes (B) is dominant over the allele for blue eyes (b). Heterozygous individuals, who carry one copy of each allele (Bb), will have brown eyes.
When two heterozygous brown-eyed individuals (Bb) cross, the possible genotypes of their offspring are:
BB (brown eyes): 25% chance (homozygous dominant)
Bb (brown eyes): 50% chance (heterozygous)
bb (blue eyes): 25% chance (homozygous recessive)
So, the genotypic ratio of the offspring is 1:2:1 (BB:Bb:bb).
As for the phenotype, the only possible one is brown eyes and it occurs in 75% of the offspring (25% BB + 50% Bb)
Therefore, the phenotypic ratio of the offspring is 3:1 (brown eyes: blue eyes)
It's worth noting that while this is the typical outcome of crosses involving the eye color genes, it's not universally accurate, as other factors and genes might have an influence on the phenotype. Additionally, in reality, eye color is a complex trait and many other genes are involved not just B and b, so the dominance is not always that clear.
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The amount of water on Earth has _______________ for billions of years.
Answer: the amount of water on earth has stayed the same for billions of years
Answer:
Stayed the same
Explanation:
The amount of water on Earth has stayed the same for billions of years.
What are four conditionsrequired for fossilizationof an organism?
Answer:
The organism generally must have hard parts such as shell, bone, teeth, or wood tissue; the remains must escape destruction after death; and the remains must be buried rapidly to stop decomposition. This does make the fossil record biased because animals with soft bodies are less likely to form fossils.
Explanation:
I hope that this helped you ;)
11. Which of these claims is most likely true of two species that share a recent common ancestor?
A. The two species have different developmental patterns.
B. The two species share DNA sequences.
C. The two species have similar arms and legs.
D. The ancestors of each species looked very different.
Answer:
B. The two species share DNA sequences.
Explanation:
Although we can use all of these, DNA supports the determination of common acestory the best.
Messages sent by the brain to the endocrine system pass
O A. from neurons to neuroendocrine cells via neurotransmitters
B. from neuroendocrine cells to neurons via hormones
C. from neuroendocrine cells to glands via action potentials
O D. from neurons to neuroendocrine cells via action potentials
Answer:
c. from neuroendocrine cells to gland via action potentialpituitary gland is a neuroendocrine gland which release hormones for the production of other glands
also called as master gland
Generally, what is occuring when a scientist is genetically engineering an organism?
Answer:
It is even common for scientists to insert genes into an organism from an entirely different organism.
Explanation:
"________" she said, collapsing with exhaustion. "I'm glad that's over with!"
a Hey!
b Oh, no!
c Phew!
d Wow!
Option C. Phew!
Have a great day! :)
which era was blue ridge in
Which of these is the BEST way to assure a healthy animal stays healthy?
A) Enlist the help of an ethologist to observe its behavior
B) Breed it frequently
C) Proper nutrition
D) All of the above
Select all that apply. Ecosystems _____.
can be small
can be large
are made of biomes
only have living parts
have nonliving parts
Answer:
all of them apply
Explanation:
In my opinion all of them apply (except the 4th one). Ecosystems can be small, big, have living and non-living parts and they are made of biomes. Not only can ecosystems vary in size, but they can also differ in just about every imaginable biotic or abiotic feature.
2. The ability of an organism to replace body parts is called a.
A: Regeneration
B: Reproduction
C: Restitution
D: Reintroduction
Answer:
a. Regeneration is the answer
Think of an object, person place at home that functions similar to the vacuole.
Annswer:
a egg
Explanation:
This is the answer because vacoules are like cells and eggs are like cells and yeah.
Sorry about the explanation I have to get points. But here are comparisons between the 3.
If green house emissions do not decrease, what will happen to global climate?
Predict:
Observe:
Explain:
Answer:
If green house gas emissions do not decrease the globe will increasingly get warmer. The sun's heat enters the atmosphere, some heat will escape, some will be trapped. Carbon dioxide causes the heat to remain in the atmosphere. Without carbon dioxide Earth would very cold, but with the use of fossil fuels and other unsustainable resources we are releasing too much carbon dioxide in the atmosphere. This is causes way too much heat to remain trap. And this is what is causing global warming
I don’t know for sure know the answer but can you please help me thank you
Answer:
B only
Explanation:
because these building blocks of proteins are made of proteins
Identify the plant phylum based on the description.
A tree that can be found in the mountains and produces seeds in cones is a type of
.
A tree that produces blossoms that can be fertilized and develop into fruit is a type of
.
This low-lying plant that requires damp surfaces and does not have a system to transport water is a
.
Answer:
Conifer
Flowering plant
Moss
Answer:
Can confirm
Explanation:
Why do radio telescopes tend to produce blurry images? ASAP
Answer: When light passes through an opening it will dissfract. The smaller the opening, the blurrier the image will be
Explanation:
will somone pleas answer this
Answer:
Main idea
Explanation:
which student correctly identified the outcome of meiosis?
What chemical family is sodium in?
O a
alkali metals
b
alkali earth metals
C
transition metals
Od
halogens
Answer:
a) alkali metals
Explanation:
group 1 elements (except for hydrogen) are alkali metals
Answer:
alkali metals
Why are wetlands important ?
Answer:
Far from being useless, disease-ridden places, wetlands provide values that no other ecosystem can. These include natural water quality improvement, flood protection, shoreline erosion control, opportunities for recreation and aesthetic appreciation and natural products for our use at no cost.
Explanation:
I hope that this helped you ;)
1. What is true of two organisms that are in the same phylum?
A. They are likely the same species too.
B. They are more closely related than two organisms who are the same genus.
C. They are more closely related than two organisms who are in the same order.
D. They are less closely related than two organisms who are in the same class.
Name three elements used to date fossils with absolute dating
Answer:
Among the best-known techniques are radiocarbon dating, potassium–argon dating and uranium–lead dating. By allowing the establishment of geological timescales, it provides a significant source of information about the ages of fossils and the deduced rates of evolutionary change.
Explanation:
- Eijiro
PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!!PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!! PLSSS HELPPPP I WILLL GIVE YOU BRAINLIEST!!!!!!
Answer the question and then find key word(s) from the question that helped you get the answer.
Answer: I think it’s b
Explanation:
can someone please help
Answer:
reactents occur when things go into a different state when something happens to them like reacting to a situation
Explanation:
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ANSWER FOR BRAINLIEST AND 70 POINTS!!
Answer:
Female
Have a great day!
Answer:
male
Explanation:
the last two chromosomes the x is bigger than the y which shows that it's a male if it was a female both xy would be the same height
6. Predict and explain what will happen to a patient with type O blood when they receive
a transfusion from a type A donor.
Answer:
Agglutination would occur because a person with type O blood cannot receive A blood because they have A antibodies
hope this helps
Which organ breaks down fats. look at the diagram of the digestive system.
Which organ breaks down fats?
A
B
C
D
Answer:
a
Explanation:
what forces the magma beneath to move?
Answer:
pressure
Explanation:
the earth's tectonic plates create pressure to make the magma rise