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 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 49 Relatively high heritability estimates of warning behavior in a population of…

A: Relatively high heritability estimates of warning behavior in a population of rabbits on Fisher’s…

Q: Question 6

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

Q: Crustacea & Insecta (tagmata) nilarity

A: Characteristics crustaceans Insecta Antenna two pairs 1 pair Respiration Gills Tracheal system…

Q: How does size of DNA affect size traveled during electrophoresis?

A: Electrophoresis is a technique for the separation followed by the analysis of the macromolecules…

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: One way to help sustain terrestrial biodiversity would be to map the world’s terrestrial ecosystems…

A: Biodiversity refers to a variety of living species including plants and animals occupying a…

Q: QUESTION 48 Copernicus, Galileo, and Darwin found that O a. prevailing belief b. astronomical…

A: Note: We’ll answer the first question that is question no. 48 since the exact one wasn’t specified.…

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: According to the planetary management environmental worldview, ____.   a. our resources are limited…

A: Planetary management is intentional global-scale management of Earth's biological, chemical and…

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: D Question 16 The genetic changes found in the evolution of maize plants has led to which of the…

A: Answer 16:- Maize is a human cultivated crop which in human dominated areas has been artificially…

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: The first organisms O a. plants. O b. insects. O c. fish. d. O e. reptiles. amphibians. on land were

A: Organism  The thing which is alive and composed of cell.

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: Naegleria fowleri, also known as the ‘brain-eating amoeba’, causes deathly amebic…

A: Naegleria fowleri causes meningoencephalitis in human & death is almost inevitable in this case.

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: How does the ONPG/MUG test allow a sample to be assayed simultaneously for the presence of both…

A: The ONPG/MUG (4-methyl-umbelliferyl-beta-D-glucose/O-nitrophenyl-beta-D-galactopyranoside) test is a…

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: Here is a similar pair of lists, dealing with a later phase of human evolution. Choose the correct…

A: Human evolution is the evolutionary process lying in the history of primates that led to the…

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: QUESTION 29 The interaction of two or more polypeptide chains in a hemoglobin molecule is its O a.…

A: Hemoglobin consists of 4 polypeptide chain. two alpha chains of 141 amino acid residues each and two…

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 47 Why is mitochondrial DNA inherited only from mothers and not fathers? Mitochondria are…

A: They have their own DNA which is similar to bacterial DNA. They have ribosomes, enzymes and…

Q: The following dato shows the presence of four enzymes across three species Species Enzyme 1 Enzyme 2…

A: Phylogenetic tree is a diagrammatic representation in which taxa are present on one side while…

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: Coral reefs are an important type of coastal wetland.  True  False

A: Wetlands that are located at a critical interface between the terrestrial and marine environments…

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: QUESTION 17 Micro- and Macro-evolution are not possible without DNA mutation and reproduction making…

A: Question 17: Micro- and Macroevolution are not possible without DNA mutation and reproduction making…

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 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: Question #4

A: In retrospect, the evolution has direction. The heritable change in population during a period of…

Q: Question 2 In a species of tropical frogs, the wild-type skin colour is grey-green, but a mutation…

A: Genotype:  An organism's genotype is made up of all of its genetic components. The alleles or…

Q: Which technique did Charles Darwin use to measure the age of the Earth?   A. rate of erosion of…

A: Charles Darwin has a major contribution to the study of evolution. He gave the concept of "natural…

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: QUESTION 10 Paxton Lake in British Columbia, Canada, has two different types of stickleback fishes:…

A: An ecosystem is important because it conveys one of the key insights that we have gained from…

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: Biomes are uniform, with sharp boundaries separating them.  True  False

A: Biomes are distinct biological communities that have formed in response to a shared physical…

Communities and Ecosystems

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