BIOLOGY MIDDLE SCHOOL

2 and 3 and 3b biology

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Answer 1

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Answer 2

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Answer:

2 and 3 and 3b biology.

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Related Questions

What sysytem does the voice box work in
Will give thanks and five stars!Select all that apply. The major contributions of Maury included: fishery science mapping the ocean bottom oceanic chemistry investigation of ocean currents experiments with plankton observation of ocean winds
The living parts of an environment, plants and animals, are ______________________ factors.Answer here:A large area characterized by its climate and the plants and animals that live there is a(n) ______________________.
If i show a dominant trait do one of my parents have to show the same trait? explain?
Where does photosynthesis occur?

Read the passage to answer the question. Even though scorpions are related to spiders, there are many differences between the two organisms. One difference is that scorpion young do not hatch from eggs as spiders do. Scorpions are born live, two at a time, and they immediately crawl onto the mother's back for protection and care. They remain there for two weeks as they grow big enough to take care of themselves. Question 2 Baby scorpions are born with fully developed bodies, each with many special parts such as a stinging tail. Which process enables baby scorpions to develop various kinds of body parts from a single zygote?

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The process that enables babyscorpions to develop various kinds of body parts from a single zygote is cell differentiation. The correct option is 4.

What is cell differentiation?

The process by which dividingcells change their functional or phenotypical type is known as cell differentiation.

All cells, it is assumed, derive from stemcells and acquire their functions as they mature. Cellular composition is frequently represented as a hierarchical scheme, with stem cells at the top.

Cell differentiation refers to the process by which stem cells become more specialized. Cell differentiation is important because it creates diversity in life on Earth, diversity within our bodies' cells, and allows cells to form unique structures that fit their individualizedfunctions.

Cell differentiation is the process by which baby scorpions develop various body parts from a single zygote.

Thus, the correct option is 4.

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Your question seems incomplete, the missing options are:

1. Meiosis

2. Cell breakdown

3. Reproduction

4. Cell differentiation

Answer: The answer is Cell differentiation.

Explanation: I have no Idea why, I'm sorry. But I know this is the answer because I took the test just now. So I hope this helps you :)

Is DNA usually a string of nucleotides

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In living organisms DNA does not usually exist as a single molecule, but ...... Levene suggested that DNAconsisted of a string of nucleotide units

DNA is made up of three subunits: a deoxyribose 5 carbon sugar, a phosphorous group, and a nitrogenous base (adenine, thymine, guanine, cytosine). All in all, these are called nucleotides that wrap around in a double helix in order to form DNA.

Example of ionic compounds and polar compounds

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Answer: If the electronegativity difference between the atoms is greater than 2.0, the bond is ionic. Ionic compounds are extremely polar molecules. Examples of polar molecules include: Water - H2O.

Hope this helps!!! Good luck!!! ;)

IT'S VERY IMPORTANT PLEASE HELP!In a species of dogs, a black coat is dominant over a white coat. The offspring from a black dog and a white dog all have gray coats. This is an example of _____.
incomplete dominance
complete dominance
codominance
sex-linked genes

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The correct answer is A. Incomplete dominance

Explanation:

Incomplete dominance occurs in genetics when two alleles lead to a new observable trait (phenotype), this occurs because the two alleles (variants of genes) combine or express at the same time, and therefore neither of the alleles shows a complete dominance. This type of dominance differs from codominance because in codominance both alleles express equally without combining or creating a new phenotype.

The case presented is an example of incomplete dominance because the allele that leads to black coat and the one that leads to white coat are combining, and therefore none of the alleles is completely dominating; also, in this case, there is a new phenotype or trait, which is the gray coat of the offspring that results from combining black coat and white coat alleles.

Incomplete dominance

What is the most likely effect a decrease of plant life in the biosphere would have on the atmosphere?a.
A decrease in plant life would have no effect on the atmosphere.
b.
A decrease in plant life would cause carbon dioxide levels to increase and oxygen levels to decrease.
c.
A decrease in plant life would cause carbon dioxide levels to decrease and oxygen levels to increase.
d.
A decrease in plant life would cause an increase in all gases in the atmosphere.

Answers

A decrease in plant life would cause carbon dioxide levels to increase and oxygen levels to decrease. Therefore option B is correct.

Plants play a crucial role in the biosphere by performing photosynthesis, a process that absorbs carbon dioxide (CO2) from the atmosphere and releases oxygen (O2) as a byproduct.

With a decrease in plant life, the rate of photosynthesis would decrease, resulting in reduced CO2 absorption and lower oxygen production.

As a consequence, carbon dioxide levels would increase in the atmosphere, leading to potential implications for global warming and climate change.

Additionally, the decrease in oxygen production could have adverse effects on the air quality and the oxygen supply necessary for supporting aerobic life forms.

Thus, the reduction of plant life could disrupt the delicate balance of atmospheric gases, influencing the Earth's climate and living organisms.

Therefore option B A decrease in plant life would cause carbon dioxide levels to increase and oxygen levels to decrease. is correct.

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b.
A decrease in plant life would cause carbon dioxide levels to increase and oxygen levels to decrease.

What pigments are.Give two examples.

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pigments are colors of paint that are the base of others. no color make up a pigment I think red is one

Other Questions

Read the blog entry below and answer the question that follows:At first I dreaded going to sixth grade camp. I was sure the food would be poisonous, I would freeze to death in my sleeping bag, and the other kids in my cabin would never talk to me. But was I wrong! In fact, it was the best week ever! I went horseback riding and participated in a ropes activity with a zip line course. After the course, I climbed to the top of a pole using only ropes and carabiner clips, and then I rappelled off the top. I even made a new best friend. Oh, by the way, the food was delicious. It tasted better than my mom's! (But don't tell her.) Review the first sentence: At first I dreaded going to sixth grade camp. What is the connotation showing here? The author was impatient and could not wait to get to camp. The author was worried he/she might not enjoy camp. The author welcomed the opportunity to go to camp. The author was excited about going to camp.

How do some producers and consumers each rely on light from the sun

2. In dogs, there is an hereditary deafness caused by a recessive gene, "d." A kennelowner has a male dog that she wants to use for breeding purposes if possible. The dogcan hear, so the owner knows his genotype is either DD or Dd. If the dog's genotype isDd, the owner does not wish to use him for breeding so that the deafness gene will notbe passed on. This can be tested by breeding the dog to a deaf female (dd). Draw thePunnett squares to illustrate these two possible crosses. In each case, whatpercentage/how many of the offspring would be expected to be hearing? deaf? Howcould you tell the genotype of this male dog? Also, using Punnett square(s), show howtwo hearing dogs could produce deaf offspring.

Which statement describes experimental evidence?