According to Nina jablonski's research dark skin is adaptive because it protects from __________ at low latitudes. Light skin is a derived trait at high latitudes to allow for __________ production.

Q: Scientists estimate that whaling activity in the nineteenth and early twentieth centuries reduced…

A: A population is a subset of individuals of one species that occupies a particular geographic area…

Q: Ultraviolet rays in sunlight cause skin cancer. In today’s world, people of all skin colors, but…

A: Ultraviolet rays from the sunlight lead to skin cancer in people. It causes a mutation in the DNA of…

Q: Human populations living in countries in the northern latitudes, such as Finland, have a lighter…

A: Skin color is mainly due to pigment melanin. Melanin is present in both light and dark complexion…

Q: Suggest an explanation for why this behavior evolved(its ultimate causation).

A: Behavioral ecology is the study dealing with study of behavior at organismal level from molecular…

Q: Simpsons diversity index and Shannon diversity index which is better

A: A diversity index is statistical representation. It is also called as phylogenetic diversity index.…

Q: Higher or raised altitude areas have blazing sunlight and lower temperatures as opposed to the…

A: the reason is :

Q: Imagine a population (with individuals of all possible genotypes) whose food supply is sometimes…

A: Humans possess two types of chromosomes: autosomes and sex chromosomes. Some of the physiological or…

Q: for 14. Everyone in Squidward's family has light blue skin, which is the dominant trait for body…

A: A Punnett square is an illustration of the potential genotypes of an offspring resulting from a…

Q: nfer how these changes occurred in the mice overtime. USE ALL THE INFORMATION FROM THE PICTURE FOR…

A: There are various causes for natural selection, which brings forth the evolution of the species.…

Q: When we are underwater for extended periods of time we see that our fingers and toes become wrinkled…

A: Dermatoglyphic are the ridges on our skin that leave finger and toe prints. Dermal papillae and…

Q: why dogs bark

A: Communication is the process of passing information from one animal to another causing a change or…

Q: According to the video “The Biology of Skin Color”, why is lighter skin needed in areas closer to…

A: The question is asking about the biological reason behind the necessity of lighter skin in areas…

Q: Cats are taken as pets now more than ever. Considering Comte Georges Du Buffan theory of evolution,…

A: Comte Georges Du Buffan theory of evolution - Buffon's  idea that species change over time has…

Q: Intentionally breeding dogs for favorable traits to express in their offspring is an example of…

A: Selection is the process by which favourable traits are selected in organisms across generations.

Q: It is beneficial to create a bee-friendly environment near home? Many people are opposed to these…

A: Honey bees are flying insect that lives in hives and acts as an important factor in the…

Q: According to the video “The Biology of Skin Color”, how does UV exposure vary throughout the world?…

A: The question is asking about the variation in UV exposure across different parts of the world, as…

Q: You are walking to school on a December morning. There is a thin layer of snow on the grass. As you…

A: An ecosystem is a natural community of living beings that deals with the external environment and…

Q: Herbert Spencer coined the phrase “survival of the fittest”. True or False

A: Introduction: Darwin proposed 'theory of natural selection'.According to this theory, Variation is…

Q: The so-called "Age of Discovery" during the 1400s-1700s when the superiority of European cultures…

A: The question is asking whether it is true or false that the 'Age of Discovery', a period from the…

Q: Imagine you are a scientist observing rats in the wild. As the rats reproduce, rats born with white…

A: Adaptation through Natural selection:- Evolutionary mechanism in which individuals reproduce and…

Q: What is the possible explanation for why so many Europeans have lighter skin?

A: Quantitative traits are controlled by more than one genes and are also influenced by the…

Q: According to the web article 'Elephants have evolved to be tuskless..., between 1977 and 1992 a…

A: In this discussion, we will delve into the effects of human-driven selection pressure on elephant…

Q: context of alarm calls by Belding Ground Squirrels was used to illustrate _____.

A: The Belding ground squirrels are  mountain rodents. They mainly live in ten hilly areas. They are…

Q: Two example of pork breeds

A: There are many breeds of pig (Sus scrofa domesticus). Durocs have gained notoriety for being the…

Q: What factors caused the correlation between the reduction in skin pigmentation in humans and…

A: Environmental factor and genetic factor aswellas epigenetic factors are combinely controlling our…

Q: The olfactory system uses population coding to discriminate one scent from another. Choose the…

A: The olfactory system is the sensory system that controls the sense of smell. It consists of a…

Q: How is the diversity in human skin color related to human environmental adaptation?

A: Human skin color variations are adaptive characteristics that are linked to geography and UV…

Q: Start with the light forest: Remember, your goal is to get as many moths as you can in one minute.…

A: The activity deals with the increasing and decreasing numbers of Black and White coloured moths over…

Q: Types of homo sapiens

A: Homo is a genus that arose from the (now extinct) genus Australopithecines and includes the extant…

Q: In humans, pointed eyebrows are dominant over smooth eyebrows Mary's father ha T

A: Diploid organisms contain two copies of a gene (allele) in their chromosomes. If both the genes are…

Q: The 1992 United Nations Earth Summit was held in ________.

A: The 1992 united Nations Earth summit was held in Rio de janeiro from 3-14 june, 1992.

Q: What conclusion can you draw if there are changes in the mole's appearance?

A: A melanocyte (mole) is a specific type of pigment-producing cell that resides in the skin

Q: Which population would have rams (males) with larger horns? A remote population of big horn sheep…

A: Animals evolve and adapt to habitat and the environment they live in, for their survival. Under…

Q: __________ exists when deaths are balanced by births so that the population does not increase

A: Introduction:- Populations change over time. They are constantly adding and subtracting people as a…

Q: Explain The way in which Hopi culture contributed to the high incidence of albinism among members of…

A: Albinism is a disease caused by a flaw in the enzyme responsible for the production of melanin (the…

Q: PLEASE ANSWER

A: 1 true 2 true 3 false

Q: Higher or raised altitude areas have blazing sunlight and lower temperatures as opposed to the…

A: Sun is giving the portion of electromagnetic radiation which is called sunlight. On the surface of…

Q: Average daily gain, FE, and FCR are examples of ________ trait. Production Reproduction Product…

A: . The feed conversion ratio (FCR), which is defined as the feed required per unit of body weight…

Q: The scale on the bottom indicates the estimated timing of nodes (Mya = million yrs ago). Trioceros…

A: Introduction: Monophyletic is a Greek term which suggests organisms or species belonging to a single…

Q: Many flowers form community relationships with insect species. Bee orchids (ophrys apifera) have a…

A: Introduction Mutualism is a sort of partnership in which both the host and the symbiont benefit and…

Q: ow have muriquis adapted to their changing environment? D They are spending more time out of the…

A: Muruquis are the new world monkeys. Presently they are endangered.

Q: Explain how the fi sh and game department, using DNA evidence, could determine whether certain…

A: Poaching is one of the most sought after crimes in the world. Killing of potential animals in the…

Q: A Wasp that can inflict a painful sting. Like many stinging bees and wasps, it has a yellow and…

A: Animal uses different patterns for self defence to avoid predation

Q: What factors caused the correlation between the reduction in skin pigmentation in humans and…

A: The pigment-producing cells (melanocytes) synthesize a natural pigment (melanin) found throughout…