how do endangered animals affect the earth?

1. If the individual with the dominant phenotype has an affected parent with a recessive phenotype.

2. If the individual with the dominant phenotype has affected offspring with a recessive phenotype.

In a pedigree, two situations can help determine the genotype of an individual with a dominant phenotype.

1. If an individual with the dominant phenotype has offspring with a recessive phenotype, it indicates that the individual must be heterozygous (carrying one dominant and one recessive allele).

This conclusion is drawn because the recessive phenotype can only be expressed when an individual has two copies of the recessive allele.

2. Another situation is when both parents have the dominant phenotype, but they produce offspring with the recessive phenotype.

This scenario suggests that both parents are heterozygous (carrying one dominant and one recessive allele), and the recessive phenotype appears in their offspring due to the inheritance of two recessive alleles.

By analyzing these patterns in the pedigree, we can make inferences about the genotype of individuals exhibiting dominant phenotypes.

For more such questions on Phenotype:

https://brainly.com/question/22117

#SPJ8

Answer:

The purpose of natural selection is not a conscious or intentional one, as it is not driven by a specific goal or purpose. Instead, natural selection is a fundamental process in biology that acts on heritable traits within populations over generations. It is a key mechanism of evolution.

Explanation:

The primary outcome of natural selection is the adaptation of organisms to their environment. Individuals with traits that are advantageous in a particular environment are more likely to survive, reproduce, and pass on those beneficial traits to their offspring. Conversely, individuals with traits that are disadvantageous are less likely to survive and reproduce, leading to a reduction in the frequency of those traits in the population over time.

Natural selection, therefore, acts as a filter that shapes the characteristics of populations, favoring traits that enhance an organism's survival and reproductive success in a given environment. Over many generations, this process can lead to the development of new species or the modification of existing ones, as populations accumulate adaptations that allow them to thrive in different ecological niches.

It's important to note that natural selection does not have an end goal in mind, nor does it necessarily lead to the "best" or most advanced organisms. Instead, it is a consequence of the interactions between organisms and their environment, constantly shaping and refining the traits of living beings based on their ability to survive and reproduce.

Answer:

Explanation:

Title: Observation of Liverworts (Hepatophyta)

Objective: To observe the living green "leafy" gametophyte stage of liverworts and compare them with moss.

Hypothesis: Liverworts and moss may share some similarities in structure, but there may be significant differences between them.

Observations:

Liverworts Structures:

Gametophyte: The main plant body of the liverwort, which is haploid (n) and produces gametes.

Sporophyte: A structure that grows from the gametophyte and produces spores. It is diploid (2n).

Rhizoides: Root-like structures that anchor the gametophyte to the substrate and absorb water and nutrients.

Leaf-like structures: Flattened structures that resemble leaves but do not have true veins or stomata.

Thallus: The entire plant body of the gametophyte, which lacks true stems or roots.

Observations of different structures in liverworts:

Sporophyte: Small and inconspicuous, growing from the gametophyte.

Gametophore: The stem-like structure that supports the gametophyte and sporophyte.

Rhizoides: Thread-like structures that attach the gametophyte to the substrate and absorb water and nutrients.

Thallus: The plant body of the gametophyte that lacks true stems or roots.

Comparison between liverworts and moss:

Similarities:

Both are non-vascular plants.

Both have a haploid (n) gametophyte and a diploid (2n) sporophyte stage.

Both reproduce by spores and require water for fertilization.

Differences:

Liverworts have leaf-like structures and a thallus, while mosses have true leaves and stems.

Liverwort sporophytes are small and inconspicuous, while moss sporophytes are tall and conspicuous.

Liverworts have rhizoides, while mosses have true roots.

The method of determining whether sedimentary layers are of the same age yet geographically distant is known as correlation. Magnetic polarity reversals, rock types, distinctive rock sequences, or index fossils can all be used to determine correlation.

The definition of fossil evidence relates to evidence of microbes, animals, and plants that lived in the past. Fossil evidence is utilised to identify what the creature was, when it existed, and what significant events occurred during its lifespan.

If two rock strata have the same index fossils, they are most likely the same age. Matching Rock Layers with Index Fossils. Rock strata containing the same index fossils have to have originated around the same period.

learn more about fossil evidence

https://brainly.com/question/29638332

#SPJ1

The french taxonomist who, in 1809, was the first scientist to suggest that organisms that use one part of their body repeatedly would increase their ability was Jean Lamarck

Organisms will not pass acquired physical traits to the next generation.

In his theory, Lamarck proposed how species adapted to the changed environment by passing down acquired physical traits to the next generation. But, after Charles Darwin published his theory of evolution, Lamarck's theory was rejected. Now, it is known that acquired physical traits could not be inherited and epigenetics is a good proof for that.

We have several options one is to let the mold grows on bread if were just hair an inanimated object it woud'n be possible to continue to grow.

A second option is to use a microscope, a stereoscopic and an optic one, in the stereoscopic we could see the mold hyphae and we could compare human hair and synthetic furr, and see differences, secondly, we can place synthetic hair on a slide, human hair in other slid and finally part of the mold (reproductive structures "hairs") in another slid, and make comparisons, meanwhile both hairs we would see just a fiber strand, in the case of mold we would see actual cells, and that is an irrefutable proof that is an actual living organism.

If the temperature increases from 30°F to 36°F while it is snowing, it is likely that  "the snow will melt into rain," will occur.

When the temperature rises from below the freezing point (30°F) to above the freezing point (36°F), the atmospheric conditions change, causing the snowflakes to melt. The rising temperature provides the energy needed to break the hydrogen bonds that hold the water molecules together in the ice cubes. The effect of this is that frozen ice turns into liquid water.

Because the temperature has risen above the freezing point of water, the snow turns into rain. Individual water droplets are formed when the crystalline structure of snowflakes is lost. These drops can cause rain as soon as they fall from the sky.

Therefore, the correct option is C.

Learn more about Temperature, here:

https://brainly.com/question/7510619

#SPJ1

Answer:

Explanation

During Anaerobic respiration, glucose breaks down without oxygen. The chemical reaction transfers energy from glucose to the cell. Anaerobic respiration produces lactic acid, rather than carbon dioxide and water. Unfortunately this can lead to painful muscle cramps.

The animal should be classified as a aves which should be a vertebrate.

Living things are classified under different groups, families and categories depending on their features which is used for their easy identification.

The characteristics of vertebrate include the following:

The aves is a vertebrate that has the above given features which include: backbone, scaly legs, lungs, and features.

Therefore, the nearest classification that can be given to the newly discovered animal is aves.

Learn more about vertebrate here:

https://brainly.com/question/15091677

#SPJ1

Small mammals coexisting with the dinosaurs were not able to outcompete the dinosaurs for big-animal jobs, but after the dinosaurs were killed, some large mammals evolved from small mammals to fill the large-animal jobs, including the big-predator job.

They are found frequently for those general types of living things (such as shelly shallow-marine creatures) that commonly produce fossils, but are not found as frequently for other general types. It is being applied successfully in the real world in many ways, including helping fight new disease organisms, and even guiding the thinking of computer scientists. When scientists agree that a particular scientific theory is a good one, and the scientists use that theory to help make new things, cure diseases, etc., that "agreement" came about because: A number of different experiments by different people all had outcomes that were well-predicted by the theory.

To learn more about dinosaurs check the link below:

https://brainly.com/question/24373044

#SPJ4

Answer:

x is spherical.... y is e.colii

Unlike the lysogenic cycle, the lytic cycle involves destruction of the host.

Moose Mountain. Moose Mountain is 7,995 feet tall while Bear Mountain is 1,289 feet tall.

Answer:

It is 20!

Explanation:

I did this before

The "exfoliation" or "shedding" of milk teeth is the name of the procedure.

The primary and permanent tooth sets make up the human dentition. Maxillary (upper) and Mandibular (lower) are the two opposing arches in which teeth are arranged. These can be split into their left and right halves along the midline (mid-sagittal plane).

Four Different Teeth Types and Their Purposes

The majority of individuals have 32 permanent adult teeth, which can be classified into four groups:

Learn more about Dentition here:

https://brainly.com/question/12410041

#SPJ1

Answer:

Groundwater located; 3. below the earth's surface

Explanation:

It can be found in the pore spaces between grains in sediments and rocks, as well as in fractures and voids in rocks, underground.

A red blood cell in the umbilical vein of a fetus will flow next in the proper order as follows: Ductus venosus; vena cava; right atrium.The ductus venosus is a blood vessel that connects the umbilical vein to the inferior vena cava.

It allows oxygenated blood from the placenta to bypass the liver and enter the systemic circulation of the fetus. The red blood cell will pass through the ductus venosus, which acts as a shunt, directing the oxygenated blood towards the vena cava.

From the vena cava, the blood will enter the right atrium, which is one of the four chambers of the fetal heart. The right atrium receives deoxygenated blood from the body and the oxygenated blood from the umbilical vein.Finally, the blood will leave the right atrium and continue its circulation through the fetal heart, where it will be pumped to the lungs for oxygenation.

However, since the lungs are not fully functional in the womb, the blood is redirected through the foramen ovale and ductus arteriosus to bypass the pulmonary circulation.In summary, the correct order of flow for the red blood cell in the umbilical vein of a fetus is: Ductus venosus; vena cava; right atrium.

For more such questions on red blood cell

https://brainly.com/question/17552602

#SPJ11

Exhaling removes waste from the body by expelling carbon dioxide through the respiratory system.

For more questions on respiratory

https://brainly.com/question/17716139

#SPJ8

Answer:

D. strata

Explanation:

The noticeable layers in sedimentary rock are called strata. Strata refer to the individual layers of rock that have been laid down over time and are visible in the rock formation. Strata can be formed by a variety of processes including erosion, sedimentation, and compaction, and they can be composed of a range of materials such as sand, clay, and shells. The word stratum is the singular form of strata.

(Please give brainlist)

Living things are made up of at least one cell which is option B.

Living things are organisms that have one or more cells and have life i.e they can breathe.

Living things are organisms that can perform some essential processes and has the ability to maintain their internal environment.

Some essential processes perform by living things are metabolism, respiration and so on.

The mature characteristics of living things are movement, respiration, nutrition, irritabilility, growth, excretiuon, reproduction and death.

Examples of living things are plants and animals.

Therefore, living things are composed of one or more cells and have a complex organization that help them to maintain their internal environment.

Learn more about living things below.

https://brainly.com/question/280237

#SPJ1

answer: asexual reproduction produces genetically identical offspring; sexual reproduction produces genetically different offspring

explanation:

asexual reproduction is when a single organism uses its own DNA as a template to create another organism (through binary fission, fragmentation, budding, etc.) that is genetically identical

sexual reproduction is when two organisms create a combination of DNA (through a mixing of genes during meiosis, reproduction, etc.) to create an organism that is genetically different

Answer: They move during that time because of the fact that the earth move around one its axis around the sun.

Explanation:

Answer:

a. can cause large changes in enzymatic activity.

Explanation:

An enzyme refers to a biological catalyst that is typically used to speed up (accelerate) the rate of a chemical reaction by lowering the activation energy of its reactants.

When the activation energy of a reaction is low, the rate of the reaction would be faster. Therefore, an enzyme speeds or catalyzes the rate of a reaction by lowering its activation energy. Also, if the conditions are not optimal for an enzyme, it limits the ability of an enzyme to bind or be joined with its substrates. An increase in temperature increases or speeds up the rate of a reaction while low temperature limits or reduces the rate of a reaction. The optimal temperature for enzymes in the human body is around 37 degrees celsius.

An allosteric effector can be defined as an agent, organ or molecule that is being binded to an enzyme at a site, thereby causing a reduction (negative effect) or an increase (positive effect) in an enzyme activity.

Hence, an allosteric effector can cause large changes in enzymatic activity because it acts as an intermediary and mediates specific effect in a metabolic pathway.

Answer:

Explanation:

To solve this problem, let's represent the heterozygous yellow-seeded plant as "Yy" and the homozygous yellow-seeded plant as "YY."

i. When crossing a heterozygous yellow-seeded plant (Yy) with a homozygous yellow-seeded plant (YY), we can set up a Punnett square to determine the possible offspring genotypes:

    Y     Y

y   Yy  Yy

y   YY  YY

ii. The genotypic ratio is 2:2 or 1:1 for the possible offspring genotypes: Yy and YY.

The phenotypic ratio is also 2:2 or 1:1 for the possible offspring phenotypes: yellow-seeded (YY and Yy).

Question 2:

To determine the probability of specific outcomes, we need additional information about the parental genotypes and their inheritance patterns. Please provide the genotypes of the true breeder from F1 and the non-true breeding yellow-seeded plant for a more accurate calculation.

It is transported across the plasma membrane with the help of  the energy molecules. It is the transport ions and the transport molecules that help to facilitate the  transport.

It is the bi layer of lipids with the association of proteins in it.

ATP that are the energy molecules called as energy currencies as well. It is the molecule of the energy that helps in the transportation of molecules through it. The ATP is broken down into the ADP with the Pi ion and this breakdown gives out the energy libation for the reaction.

Active transport does require the  cellular energy in order to achieve the movement. There are 2 types of  the active transport : primary active transport which uses the  adenosine triphosphate (ATP) and secondary active transport which uses the electro chemical gradient.

Learn more about  plasma membrane  at :

https://brainly.com/question/14727404

#SPJ1

The water is 60 % in the human body when 17% is protein, 2% carbs , and 1% nucleic acids.

To know more about Carbohydrate visit:

https://brainly.com/question/14614055

#SPJ13

To categorize each term, we can determine if it is typical of a scientific theory, a scientific hypothesis, or both

Makes predictions about future events: Scientific Hypothesis. Based on observations of natural phenomena: Both Scientific Theory and Scientific Hypothesis. A tentative statement used to guide scientific investigations: Scientific Hypothesis. A well-established, highly reliable explanation: Scientific Theory

A scientific hypothesis is a tentative statement or prediction that can be tested through scientific investigation. It is based on observations of natural phenomena and can make predictions about future events.

A scientific theory, on the other hand, is a well-established and highly reliable explanation supported by a substantial body of evidence. It goes beyond individual observations and hypotheses, providing a comprehensive understanding of a particular phenomenon or set of phenomena.

Both scientific theories and hypotheses can be tested by many independent researchers to ensure the validity and reliability of the findings. Therefore, the term "Can be tested by many independent researchers" applies to both scientific theories and scientific hypotheses.

By categorizing the given terms, we can see that "Makes predictions about future events" corresponds to a scientific hypothesis, "Based on observations of natural phenomena" applies to both scientific theories and scientific hypotheses, "A tentative statement used to guide scientific investigations" refers to a scientific hypothesis, "A well-established, highly reliable explanation" represents a scientific theory, and "Can be tested by many independent researchers" applies to both scientific theories and scientific hypotheses.

For more such answers on Scientific Hypothesis

https://brainly.com/question/896413

#SPJ8

Answer:

The pituitary gland plays an important role in puberty and growth.

Epinephrine triggering the fight or flight response is produced by the adrenal glands which sit on top of the kidneys.

When hormone concentrations are high, the gland will produce negative feedback of the hormone.

Hope that helps.

Answer:

Per James Madison HS

Explanation:

Hormones

endocrine

pituitary

adrenal

less

prostaglandins

thyroid

Steroidal hormones enter the cell directly and interact with DNA inside the nucleus. These hormones change gene expression, affecting the RNA that is produced and the proteins that are translated in a cell. Nonsteroid hormones do not enter the cell. Instead, they bind to specific receptors on the outside of the cell membrane. This triggers molecules called secondary messengers, such as cAMP, to begin their work of relaying information in the cell, where other chemicals, messengers, and proteins are involved to create a cellular response.

Answer:

to close the car with key

Explanation:

remove the baby from the car firstly and place him or her nearby somewhere safe then remove the injured person from the car carefully , though of course it would be weird if a stranger takes the baby from your(For instance) car so firstly confirm if the driver is conscience and assure him or her everything is gonna be okay remove them both from the car by first taking the baby of then the injured person. confirm if baby is okay. Next position the persons injured arm straight then secure this position tying sticks around the arm

NB: this explaination is based on years of watching movies but can you please give me brainliest. please comment me the correct answer thank you very much

Answer: Vegetable oil

Autotrophs have the ability to harvest the amount of energy they need through photosynthesis or other processes.

Photosynthesis refers to a biological and chemical process through which autotrophs (green plants) transform light energy (sunlight) into chemical energy.

In Science, the chemical reaction or equation for photosynthesis is given by:

              \(Carbon \;dioxide + water + light energy \rightarrow sugar + oxygen\)

In conclusion, autotrophs have the ability to harvest the amount of energy they need through photosynthesis or other processes.

Read more on photosynthesis here: brainly.com/question/3529377