A population of 2000 nudibranchs on a coral reef experiences 800 births and 750 deaths. What is r (the intrinsic rate of increase) for this population

Q: Suppose that you discover a new species of gastropod in a deep-sea hydrothermal vent community. This…

A: A graph that shows the number or proportion of individuals that survive to every given age for a…

Q: Which of the following is an example of Mullerian mimicry?

A: Mullerian mimicry is the type of animal behavior in biology in which two or more organisms from…

Q: In January 2010, a population of organisms had a size of 564. By the end of the year 109 of those…

A: In january 2010 , population of organisms had a size of 564  By the end of the year 109 had died so…

Q: Which of the following organisms would expect to have the largest surface-area-to-volume ratio?…

A: All the three (mollusks, platyhelminthes, nematodes ) belong to the same kingdom that is animalia.…

Q: What other species do Bivalves interact with?What species compete with Bivalves by eating similar…

A: Bivalves: A class of marine and freshwater mollusks known as bivalves have a two-part shell that is…

Q: Which of the following habitat and life history traits would you expect in a species that reproduces…

A: The nature of increasement of individual in a population is known as growth form, characteristic…

Q: Compare and contrast the bottleneck effect and the founder effect.

A: Genetic drift is a phenomenon by which allele frequency within a population changes over time due to…

Q: What kind of life style is shown in the following image? Epifaunal Infaunal Pelagic O Nektonic

A: Based upon the mode of living / habitat :- Organism are classified into 4 types  A ) Infaunal  B )…

Q: What is the giant freshwater stingray

A: INTRODUCTION giant freshwater stingray is the largest fish swimming in freshwater on earth.

Q: Can organisms in the class Cephalopoda successfully compete versus humans? Is there a possibility…

A: Class Cephalopoda comes under the phylum Mollusca. Organisms under class Cephalopoda are exclusively…

Q: Define the punctuated equilibrium ?

A: Evolution can be defined as a process by which organisms change their characteristics over time. It…

Q: Which of the following best describes the data and explains the effect of the arrival of the brown…

A: Introduction Brown tree snake (Boiga irregularis), also known as brown catsnake or culepla, is a…

Q: Refer to Table 2 in the article.  The data here indicate that there was a steep population decline…

A: In this analysis, we'll explore the patterns in mollusc density within the southeastern Indian Sea,…

Q: a description of the adaptation (what is the characteristic and how does it help this organism…

A: Since we only answer 1 question in case of multiple question, we’ll answer the first question as the…

Q: Define the term ‘biological success’. Using labelled diagrams where appropriate, explain clearly…

A: Introduction Biological Success : Biological Success Is Defined As An Organism's Capacity To Survive…

Q: Give reasons why anandromous lampreys die after breeding in the freshwater environment

A: The sea Lamprey is one of the fishes that are categorized as anadromous, as these fishes spent a…

Q: populations that use sexual reproduction will demonstrate increased survival than those that use…

A: From the beginning of life at the early stages to the present condition, several species have been…

Q: Bivalves are often used as indicators of environmental quality. Based on your knowledge of bivalve…

A: Introduction Scallops, clams, mussels, and oysters are all classified as bivalve. Their name comes…

Q: Does sexual selection in cichlids resultin reproductive isolation?

A: Reproduction is the process by which an organism creates more of its own progeny. Reproduction is…

Q: If cleaner wrasse fish consume both parasites and scales from larger fish, what would determine…

A: Mutualism is a relationship between two species of organisms in which both benefit from the…

Q: a) Estimate the population density of slugs in this study site.

A: Introduction :  The term "population" often refers to the total number of people living in a certain…

Q: Other than feeding and reproduction, could you suggest other possible reasons why marine fishes…

A: Marine fish migration is a complex behavior that involves movement from one habitat to another.…

Q: which lampreys are parasitic and which are not  in the Great Lakes?

A: The Great Lakes is a series of large interconnected freshwater lakes in the mid-east region of North…

Q: day animal survivors 0 50 2 44 4 39 7 26 9 24 11 23 14 23 16 23 18 20 21 20

A: Survivorship curve graph explains us the life cycle of different organisms.

Q: What happens if species with incomplete reproductive barriers come into contact with one another?

A: Evolution is defined as the changes in the heritable characters of a population during the course of…

Q: Why might you expect to find a negative correlation between adult body size and population density…

A: Population density is the number of individuals of a species per unit area at a particular time. It…

Q: Explain how ocean acidification is likely to affect molluscs. Describe the long-term effects of this…

A: Ocean acidification can be described as the decrease in ocean water's pH value due to an elevation…

Q: What are three things we can do to help prevent the spread of jellyfish in the Earht's ocean?

A: The overpopulation of jellyfish is associated with human activities. The rise in the population of…

Q: You gather a sample of 20 horseshoe crabs, and mark release them. If you return the following week…

A: M=20 horseshoe crabs C=30 horseshoe crabs R=6 possess marks

Q: Spiny species of diatoms are found in both warm subtropical waters and colder areas. Because warm…

A: Diatoms are a type of algae that are known for their unique cell walls, or frustules, which are made…

Q: Which of the following most accurately describes the life history for organisms such as sea urchins,…

A: Biotic potential, the maximum reproductive capacity of an organism under optimum environmental…

Q: Describe the realized niches for the two species of barnaclesused in Connell’s experiment

A: The niche differs from the habitat as habitat is a place while niche is a pattern of living. In…

Q: One of the most noticeable features of the middle tide zone along rocky coasts is a mussel bed.…

A: Mussel is a small sea creature and it has a shell. The common name mussel is used for several…

Q: Please write a brief summary describing the producing in the great hammerhead shark.

A: The process of creating people of the same sort is known as reproduction. Most creatures reproduce…

Q: How many eggs does each female oyster produce each year?

A: Oyster is the common name for a number of salt-water bivalve mollusk families that live in marine or…

Q: Why would it be important to consider the quality of the matrix that exists between habitat…

A: Habitat fragmentation may be defined as the factors responsible for causing the discontinuation of…

Q: Lamprey have males and females which migrate up rivers from the sea to spawn... monogamous…

A: Migration is a phenomenon in which an organism move from one region to another region . Migration is…

Q: Analyze the following statements and determine if the population being described is an r- or…

A: R strategist lives in unstable and unpredictable environments while K strategists live in more…

Q: For each organism, create a survivorship curve by plotting the given information in a line graph.…

A: Y-axis (Survivorship):Label: SurvivorshipRange: The y-axis should start from 0 (no survivorship) to…

Q: iven 0.463 net reproduction per capita and a carrying capacity of 373 of a nature reserve , if 52…

A: A carrying capacity is the capacity or capability of an area to have an adequate amount of…

Q: Describe the life cycle of sea lampreys, Petromyzon marinus, and the history of their invasion of…

A: Introduction  Petromyzon comes under the taxa cyclostomes which means round mouth. Cyclostomes…

Q: Independent of any possible effects of trout, estimate the reduction in frog density caused by the…

A: Answer and Explanation :  Trouts are only not added to two groups: group 1 (no trout, no parasite)…

Q: If a parasite’s life cycle involves multiple hosts, what might control the population dynamics of…

A: As per the guidelines, we are supposed to answer only one question. Since you have asked multiple…

Q: What causes a large variation in the size of catfish in a pond?

A: Understanding the causes of variation within a population of channel catfish (Ictalurus punctatus)…

Q: How density influence migration of fish?

A: When in a population or community, the organisms move from one area to the other to ensure…