What is the major difference between density-dependent and density-independent factors? A. Density-dependent factors are more harmful. B. Density-independent factors affect the population despite the density. C. Density-independent factors are more harmful.

Q: What measurement could you use to best determine if a population is better adapted to its…

A: INTRODUCTION Adaptation It is the mechanism by which the organism adjusts to the new environment…

Q: What is a cline?   A. Discrete changes in genetic or phenotypic characteristics of a…

A: The objective of the question is to understand the definition of a cline in the context of biology.

Q: In a cohort study, the ratio of the incidence rate of a disease in an exposed group to the incidence…

A: Cohort study It is a kind of observational or non-experimental study design. In this study, the…

Q: Most populations are regulated by a single factor. Question 35 options: A) True B) False

A: Q35. The above statement is false. Explanation:  Population is multifactorial because it depends on…

Q: What do bioarchaeologists do?   A. They identify population trends by looking at skeletal…

A: The question is asking about the role and responsibilities of bioarchaeologists.

Q: A stromatolite is a form of sedimentary rock created by single-celled cyanobacteria (blue-green…

A: 1) (a) photosynthesis: photosynthesis occurs in plants on ancient earth as well as on present day…

Q: Using grey squirrels as an example, describe a population that would be of interest to a researcher.…

A: The main type of squirrel that is found in North America is gray squirrels. A population of interest…

Q: What two values would you need to know to figure out the human population density of your community?

A: Two important measures of a population are population size, the number of individuals, and…

Q: What is the best explanation for a decrease in a population of wolves in an area?   A. The amount…

A: The ecological community consists of different types of organisms and species. Individuals in the…

Q: The“mean generation time” of a population equals:a.(x lxmx)/R0.b.nx.c.lx mx.d.x lx mx.e.none of the…

A: The mean generation time can be defined as the average length of time taken by the individual of a…

Q: Please present an example of your own that demonstrates the founder effect. Your example must…

A: When a little portion of a huge populace is utilized to begin a new colony, the founder impact comes…

Q: A good number of snail population in the stagnant waters between rice paddies is growing under…

A: Population Density:  The total concentration of individuals of a species within the same geographic…

Q: Which of the following is an example of a density-dependent population factor?   Select one: A.…

A: The two main components of nature and abiotic and biotic components. The environment constitutes the…

Q: QUESTION 9 In some species of fish, a forked tail fin is dominant to a continuous tail fin. Fish…

A: The gene pool of a species in a population never changes untill they mate randomly in that…

Q: population is in Hardy Weinberg Equilibrium.  The frequency of A is 0.6 and the frequency of a is…

A: The Hardy-Weinberg equation was named after Hardy and Wilhelm Weinberg, who separately developed a…

Q: Classify each situation as density-dependent or density-independent AND explain your reasoning.  a.…

A: The group of organisms of same species that are present in a particular area at a particular time is…

Q: a population has 25 individuals with genotype AA, 20 with genotype Aa, and 5 with genotype aa, what…

A: B. 0.4

Q: If a population has10 individuals with genotype AA, 20 with genotype Aa and 70 with genotype aa,…

A: AA = 10 Aa = 20 aa = 70 Therefore, total number of A in population = 10*2 (AA)+20*1 (Aa)+70*0 (aa) =…

Q: Which of the following rows correctly identifies the life strategy of a population and its type of…

A: Life strategy  It can be divided into two; r and k selected strategy. It is related to the selection…

Q: Studies of opossums in Georgia have found that individuals from a population on an offshore island…

A: Opossums are mammals of the marsupial sub class. They are the largest marsupials found in the…

Q: What method would you use to estimate the size of the following populations a. Canada Geese b.…

A: Step 1 Hello. Since you have posted a question with multiple sub-parts, we will solve the first…

Q: If the birth rate is 0.9 and the death rate is 0.2 which of the following is true Group of answer…

A: r is calculated by subtracting Birth rate from Death Rate r= 0.9-0.2= 0.7 Negative r= declining…

Q: The change in population size for Canada in 2015 was an increase of 272 990. In the same year, the…

A: The change in population is calculated as the number of births minus deaths and net migration is the…

Q: If predicted genotypic frequencies do not match actual genotypic frequencies, what is true of the…

A: A population in Hardy-Weinberg equilibrium for a gene is not changing, and allele frequencies remain…

Q: Describe the difference between density-dependent and density-independent effects on populations.

A: Density-dependent: It is related to population density and factors that either decrease the birth…

Q: Monarch butterflies are a migratory species that flies south once during the lifetime of an…

A: Monarch butterfly migration is the phenomenon, mainly across North America, where the subspecies…

Q: Suppose that in maroon-fronted parrots, the number of chicks born each year in a population is…

A: Competition is a interaction between species that happens when two or more species require the same…

Q: What is a cline?  A. A gradual change in genetic or phenotypic characteristics of a population…

A: The objective of the question is to understand the definition of a cline in the context of biology.

Q: Why is the world population increasing? Select one: a. Women in developing countries are continuing…

A: Introduction: The total number of humans who are currently living in the world. constitute to the…

Q: Two populations have the following numbers of breeding adults ; population A 60 males and 40 females…

A: Effective population size is the ideal population size that would experience the same rate of…

Q: Name two density-dependent and two densityindependent factors that can limit the size of a…

A: The two main components of nature and abiotic and biotic components. The environment constitutes the…

Q: If populations of white rhinoceros (Ceratotherium simum) continue to decline, one approach to…

A: Captive breeding is a program under which the endangered species are allowed to breed inside the…

Q: Suppose there is no immigration and no emigration in this hypothetical population. When (1 - N/K) =…

A: In a population that is showing logistic population growth, the change in population over a time…

Q: Large numbers of microbes: (Select all that apply) a. contribute to population variability 5. create…

A: A microorganism, sometimes known as a microbe, is a microscopic organism that can exist or survive…

Q: N/K”for a population can represent:a.environmental resistance.b.logistic component.c.population size…

A: Population refers to all the organisms of the same group of species that live in a particular area…

Q: When we say that an individual organism has a greater fitness than another individual, we…

A: An ecological adaptation is any physical, psychological, or morphological characteristic of an…

Q: A group of individuals of the same species living in the same area is called a(n). a. family b.…

A: No living thing can endure on its own. It must get along with both fellow members of its species and…

Communities and Ecosystems

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