QUESTION 16 Unit 3 is titled "The Hearth Belt: North Africa and Asia" because all of the following "origins" can be placed within these regions EXCEPT: O a. agricultural products O b. major world religions O c. animal species d. several language families

Q: A distinguishing characteristic of Eukaryotes is that they O a. contain membrane-enclosed organelles…

A: Prokaryotes are the bacteria like blue green algae, pleuropnuemonia like organisms and mycoplasma.…

Q: Question 26 Natural selection means that O populations change over many generations a few…

A: Natural selection is an important term in evolution biology given by the naturalist Charles Darwin.…

Q: Question 22 Gradualism describes evolutionary change as accelerating constant spotty intermittent…

A: Evolutionary biology states that the organisms changes over time. The observation of the ancient…

Q: Question 6

A: Lamarckism or Lamarck's theory of evolution stated that acquired changes in a life of an organism…

Q: Allele frequencies for eye color in a population of hippogriffs is p=0.73.  How many individuals…

A: According to Hardy Weinberg rule, a populations genetic variation will remain constant when there…

Q: QUESTION 31 You are examining a population that has recently been subject to artificial selection…

A: "Genetics" is the study of the functioning and main codes of variation and heredity. Inheritance is…

Q: 2. It has historically been argued that competition drives evolution. However, some believe that…

A: Thank you for the question Answer : In modern times it is believed that collaboration is more…

Q: Which country has passed a law that states all chemicals that are persistent and can accumulate in…

A: The United states China France have made laws that ban the use of any chemical that is toxic to…

Q: Prokaryotes are highly successful biological organisms found throughout the world. Their success may…

A: Prokaryotes are single celled organisms that lacks a proper nucleus and any other membrane bound…

Q: Question 1 In a population of 450 rats, birth rate of 60 rats and death rate 15 rats was recorded in…

A: Introduction: a)Birth rate.the proportion of live births per 1,000 people each year.  b)Death…

Q: Darwin’s finches on the Galapagos Islands are a group of species of finches. One of the major…

A: Darwin was the great naturalist, who gave many theories for evolution.  One of major theory was…

Q: It is likely that the first organisms on Earth were heterotrophs that obtained energy through animno…

A: The first organic molecules formed about 4 billion years ago. This may have happened when lightning…

Q: Question 11 Consider a locus with two alleles, A and a, in each of two random-mating populations of…

A: Here I will provide you information according to question i.e. what will be the allele frequency in…

Q: Overgrazing is a type of human activity that has a major impact human on grassland ecosystems.  True…

A: Overgrazing is a condition in which due to excessive grazing of grasses the plant population is…

Q: You used a QTL (locus A) to find the causal locus of a phenotype of interest (locus B).  You know…

A: linkage disequilibrium is the non-random association of alleles at different loci in a population.…

Q: question 5 (1 point) Which of the following options is the best ILLUSTRATIVE example for the claim…

A: Small planets have little gravitational force to hold back the moons so they have a lesser number of…

Q: QUESTION 15 One constant goal of Natural Selection is to produce new species that have more…

A: Change in the heritable traits of biological populations over multiple generations is referred to as…

Q: QUESTION 17 The only thing that allows mobility in living things is contractile proteins (with the…

A: (17)  Contractile proteins help the sliding of muscle fibers and thus make movement possible.  The…

Q: You are examining a beloved population of trillium in the backyard of your childhood home.  You…

A: Evolution in biology can be mostly simply described as descent with modifications, which comprises…

Q: QUESTION 5 I do an indepth study of two populations of cobras. During this study I crossbreed…

A: Introduction: Species-A species is a group of living organisms with genetically similar features and…

Q: You are examining a nematode population in the compost behind your house.  You notice that in the…

A: Homozygous individuals have two identical alleles on a specific locus that act for a particular…

Q: Question #3

A: Frequency is the number of the occurrences of a repeating event. In genetics frequency of a trait in…

Q: One problem that threatens aquatic biodiversity is the deliberate or accidental introduction of ____…

A: The variety of life and the habitats that make up the world's freshwater, tidal, and marine regions…

Q: protecting marine biodiversity is difficult is that ____.   a. most of the world’s ocean area lies…

A: Aquatic biodiversity is referred to as the constitution of animals and plants in the salt and fresh…

Q: A businessman brought rainbow trout fish from North America to Bahrain. He kept them at 25°C in the…

A: The rainbow trout (Oncorhynchus mykiss) is a species of fish that mainly belongs to North America,…

Q: The primary forest ecosystem of the east coast of North America was and thought to be wiped out due…

A: The forest ecosystem includes a wide range of species and a rich level of vegetation that has a rich…

Q: Question 5 (1 point) Which feature most likely results from a convergent boundary, where one plate…

A: The outer crust of the earth is called lithosphere. The tectonic plates of the lithosphere float on…

Q: If two different populations of ground squirrels experienced increased gene flow, what would be the…

A: Gene flow is inter-mating occurence between two different populations.

Q: QUESTION 10 In salt marsh communities, the saltmarsh species Spartina patens is typically found…

A: Species is the unit of biological classification. Grouping of the organisms with similar genetic and…

Q: QUESTION 19 Heme iron is found in: A. dried fruits and nuts OB. meat and poultry OC. milk and cheese…

A: Iron is needed for the development and growth of the body. Iron is used in the making of hemoglobin…

Q: Information on evolutionary change can become insignificant due to repeated substitutions. Select…

A: Evolution is defined as the gradual change in trait of an organism over a long period of time.

Q: Zebrafish normally have a black striped pattern, but there is a recessive allele (c) in a…

A: Let's denote the alleles for pigmentation as C (wild type) and c (recessive), and the alleles for…

Q: Which of the following is not a negative/downside (CON) to genetic engineering?

A: The process of artificial manipulation , modification , recombination of DNA or other nucleic…

Q: QUESTION 58 The degree to which natural selection can operate depends on the degree to which a trait…

A: Natural selection causes populations to become adapted or increasingly well-suited to their…

Q: QUESTION 31 All species use the same elements to make DNA. O True O False

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Individuals do not evolve. Explain.

A: Evolution is a process which brings about transformation in gene frequencies and genetic variation…

Q: Question 10 Cultural relativism should result to context they come from. (A) cultural tolerance (B)…

A: Cultural relativism It means not comparing culture to our own ideas of what is right or bad, odd or…

Q: In chapter 3, Elizabeth Kohlbert recounts one biographer's quote, "Without Lyell, there would have…

A: The theory of evolution is a fascinating one. Charles Darwin was the pioneer who came up with the…

Q: When the global average atmospheric temperature changes over a period of at least three ____, the…

A: Earth's temperature depends on the balance between energy entering and leaving the planet's system.…

Q: All of the following are true statements about the Hardy-Weinberg Equilibrium (HWE) principle,…

A: Inferences From Hardy–Weinberg Law Listed below are a few deductions from the law: Only sexual…

Q: Many humans living today have Neanderthal (Homo neanderthalis) DNA, due to breeding between H.…

A: Homo sapiens are descended from Neanderthals.

Q: The process of ____ involves confining cattle with portable fencing to one area for a few days, then…

A: Confining cattle with portable fencing to one area for a few days, then moving them to a new…

Q: Countries that are considered less-developed have more land that is protected from development than…

A: A developed country is a state having a  developed economy and advanced technological infrastructure…

Q: The ____ for any given place on the planet often fluctuates widely from day to day and from year to…

A: Environmental Biology deals with the science of the influence of different factors that affect…

Q: Currently, the only predators of Galápagos marine iguanas are Galápagos hawks Iguana body size i i…

A: In population genetics, the Directional selection is nothing but a negative mode of natural…

Q: Which of the following statements about speciation is correct?

A: Natural selection: It is the theory of evolution which is proposed by Darwin where the organisms…

Q: Individuals who have two copies of the allele causing Bad-Breath syndrome can survive but fail to…

A: Bad breath, also called halitosis, can be embarrassing and in some cases may even cause anxiety.…

Communities and Ecosystems

Ecology contains two words: Eikos means dwelling, and logy means to study, so the combined meaning is studying habitat or living.