What factors influence the size of the human population? How does a population's age distribution affect natality and mortality? How can we slow human population growth? Suggest some ways and measures.

Q: Is the following case study an r-strategist or an K-strategist? Elephants live for about seventy…

A: The objective of the question is to determine whether the given case study of elephants is an…

Q: How do life expectancy and infant mortality affect the population size of a country?

A: Life expectancy is the average number of years that a person can expect to live, while infant…

Q: List 5 health related fitness components and give their definition and examples of each components

A: List the 5 health related components of fitness. Cardiovascular fitness, muscular endurance,…

Q: xplain the following terminologies and theories. Give an example or a situation that will further…

A: The birth rate in a period is the total number of live births per 1,000 population divided by the…

Q: a) what you can know from the graph? why these curve of male and female is different. please propose…

A: The horse is an animal that is domesticated, one-toed, hoofed mammal. It belongs to the family…

Q: Marginal fitness measures:     The average fitness of an allele across different genotypes…

A: Marginal fitness in biology refers to the average fitness of an allele or a genotype in a…

Q: ::7 From the data given below calculate the gross reproduction rate assuming that the ratio of…

A: Given data: Age group: 10-20 , 21-25 , 26-30 , 31-35 , 36-40 , 41-45 , 46-50 Fertility rate per 1000…

Q: As a hypothetical example, imagine that you were studying a population of Eastern Collared-Lizards…

A: Indispensable mortality refers to the unavoidable deaths that occur at each stage of an organism's…

Q: What insights can we gain about population dynamics when we examine fluctuations in age structure?

A: A population may be defined as the sum total of individuals inhabiting a particular region or an…

Q: How do ethnic and gender differences in life expectancy relate to biological, psychological,…

A: The ethnic and gender differences will show differences in life expectancy,…

Q: some cases, males or females do care for young of their own species that are not their own, as when…

A: There may be reason that adoptions fostering helped these females reproduce later on as Regular…

Q: Explain why survival and reproductive success may not be equal for individuals in the population.

A: Evolution refers to the gradual shift through time of a population's inherited traits. These traits…

Q: According to Zahavi's Handicap hypothesis, females select for males with seemingly negative…

A: Zahavi first used the word ‘handicap’ to refer to the male secondary sexual signals which attract…

Q: Two stable populations employ the same fertility schedule, but different mortality schedule. In both…

A: Note- The information provided in the question is not sufficient enough to answer the question. Few…

Q: In Hamilton's rule, rB > C, the term "C" refers to   a. the number of offspring an individual…

A: In evolution the altruism is very much important for studying the behaviour of animals. The…

Q: Is the human life expectancy gender gap more likely genetic or behavioral?  Explain this in terms of…

A: The heritability of lifespan is estimated to be less than 10%, meaning the majority of variation in…

Q: It is possible to identify the gender of a fetus by ultrasound scanning. Parents who are considering…

A: The ratio is obtained by dividing one quantity by another. A ratio comparison is used to compare two…

Q: How does group selection theory explain the altruistic behavior of animals and why is this…

A: The first clarification bunch choice gave was that people would collaborate for the "good of the…

Q: More than of adoptions are inspired by fertility problems. A) 70% B) 80% c) 60% D 50%

A: Adoption have given life to the children as well as the parents to fulfill the family background…

Q: You find an arthropod species that falls on the r-selected end of the life history trait spectrum.…

A: The species can be either r strategists or K strategists.

Q: Birds v [ Choose ] Viviparity Ovoviviparity Oviparity Some sharks Gorillas [ Choose ] Most if not…

A: Reproduction is the biological process by which an organism reproduces an offspring that is…

Q: . Which of the following came to be known as more acceptable, humane and effective way of reducing…

A: 1.The more acceptable, humane, and effective way of reducing population growth by governments is by…

Q: Describe the three types of variation within a population.   Morphological   Behavioral…

A: A population is defined as a group of individuals of the same species that live together in the same…

Q: Using the following diagram, determine the value of the PA and P for this animal compared to the…

A: The determined Phenotypic Value (P) and Producing Ability (PA) for an animal in comparison to the…

Q: A population is solely comprised of 120 A2A2 individuals.  18 A1A1 individuals migrate in and…

A: According to the Hardy-Weinberg equilibrium, the frequencies of the alleles and genotypes in a…

Q: Define selection and relate this to relative reproductive success?

A: Reproductive success is defined as the passing of genes onto the next generation in a way that they…

Q: Explain how sexual selection might lead to a)sexual dimorphism and b) members of one sex (usually…

A: (a) Sexual selection leads to sexual dimorphism as males of a species make extreme efforts to…

Q: Calcuate the lx(Survivorship which is equal to proportion of population surviving from birth) and…

A: Introduction :- Life table tells us about all the details of an population in an given interval of…

Q: what did steven blair mean when he stated in his article "in essence physical activity is the common…

A: Fitness refers to an individual’s complete well-being devoid of any physical or psychological…

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: 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: Referring to Figure 1.11, do plains zebras, warthogs, and greaterkudus have normal or exceptional…

A: The gestation period is the period during which a fetus develops from fertilization to birth. The…

Q: If all of the following individuals belonged to the same generation in the same population, who had…

A: The scientific field of evolutionary biology examines the mechanisms, patterns, and processes of…

Q: Infant mortality rates have been racial/ethnic disparities in infant mortality decreasing, continue…

A: According to age-specific death rates for that time period, the infant mortality rate is defined as…

Q: How does natural increase, natural decrease, equilibrium affects or influence the population and…

A: Typically, population refers to the number of people in a certain place, such as a city or town,…

Q: In improving single trait in swine, which of the following will you expect to have the highest…

A: Litter size, 21-day litter weight, days to market, feed efficiency, and backfat thickness are…

Q: How can population pass through changes in age structure without changing in size?

A: A populace could be a particular gather of people, whether that bunch comprises a country or a…

Q: What is the relationship between the population's surviving members and the environment? and what…

A: Population It is described as a group of individuals of the same species living in the same region.…

Q: The relative age effect in youth sports: A. Is shown in a season of birth distribution bias B. Is…

A: Knowing about the relative age impact is crucial so that we may take action to lessen its effects…

Q: The coefficient of relatedness between you and your uncle on your dad's side is O 0.25 O 0.5 O 0.125…

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

Q: the average age of an individual in this popula

A: Populations in genetic equilibrium and the conditions that must be met for a population to remain in…

Q: Scenario: Amid the physical inactivity and obesity epidemic, it has been suggested that the current…

A: The term "obesity pandemic" refers to a worldwide epidemic of overweight and obesity that has…

Q: Do animals benefit their own biological fitness if they sacrifice food or a chance to breed and…

A: Altruism in animals describes a range of behaviors performed by animals that may be to their own…