Does sand temperature determines the sex of sea turtles? Discuss.

Q: what is the reproductive strategy for fish?

A: Fishes are mostly oviparous. Polygamy, polyandry and monogamy are a part of the reproductive…

Q: Explain the advantages and disadvantages of self fertilization in these flatworms

A: Flatworms are the organisms that belong to the phylum “Platyhelminthes’. These organisms are…

Q: Why is embryogenesis important in reptile specially in snakes?

A: Importance of embryogenesis in reptiles especially in snakes.

Q: Contrast the development of young in fish and amphibians.

A: Since most fish species undergo external fertilization, it only is sensible that, for the…

Q: Altruism Circadian rhythm Neanderthal Pheromone

A: Introduction  The study of how animals and plants grow and develop is known as developmental…

Q: How might secondary sex characteristics in males differ from those infemales in a species in which…

A: Sexual dimorphism is the difference in the morphological characteristics of males and females. The…

Q: Illustrate an egg in the morula stage. How does its size compare with that of the fertilizied egg?

A: MORULA STAGE OF EGG- It is an early stage of embryo consisting of 16 cells called blastomeres  which…

Q: What would be the adaptive value of having a brightly colored male bird?

A: Natural selection leads to adaptation, that is, to a population dominated by living beings that are…

Q: Comparison Explain the comparison between the reproductive systems of the pig and frog. How does…

A: Pig It belongs to the genus Sus. Frog Its scientific name is Anura.

Q: Why might a “monogamous” bird seek extra-pair copulations?

A: Monogamy is the behavioral habit in which an animal has only one mate at a time. It can be observed…

Q: Compare the reproductive organs of reptiles and birds. How are their reproductive patterns…

A: Although anatomy and physiology varies greatly among the diverse class Reptilia, the basic structure…

Q: What Role Do Hormones Play in Making a Mammal Male orFemale?

A: Hormones are signaling molecules produced by glands that are transported via the bloodstream to the…

Q: Compare the male and female reproductive organs of reptiles and birds. Explain how are their…

A: Introduction Reptiles are cold-blooded animals that have vertebral columns at their backs. These…

Q: Of all birds, the flightless kiwi has the highest proportion of yolk in its eggs and the longest…

A: Eggs are the products of fertilization and house the developing embryo .

Q: Discuss the Feeding behavior in garter snakes ?

A: In psychology, feeding behavior is defined as the process or mechanism of action of an organism that…

Q: Create a diagram showing the evolution of the urogenital system for the seven vertebrate classes.

A: The urogenital system is meant by the urinary as well as the genetal or reproductive system. The…

Q: Define(a) Juvenile phase,(b) Reproductive phase,(c) Senescent phase.

A: In many animals, the life cycle of the organism may include many stages like the juvenile phase,…

Q: hat is the reproductive strategy for frogs?

A: In some animals, the young ones are different from their adults. For example, A tadpole is…

Q: what reproductive challenges do female sea turtles face ?

A: Sea turtles, sometimes called marine turtles, are reptiles of the order Testudines and of the…

Q: salamande, sea star, snail, butterfly, earthworm, roundworm, planaria, sea anemone and sponge, tell…

A: Body symmetry  is arrangement or organization of various parts of body around the central axis.…

Q: why do so animals have a sharply defined reproductive season during the year?

A: Animal species that successfully mates only during the certain times of the year are known as…

Q: What was important about the development of the egg as a part of the reproductive cycle of animals?…

A: Yolk formation in humans

Q: How might nest temperature affect egg development in turtles? In crocodilians?

A: Amniotes are the animals that lay eggs wither in the outside environment or keep the eggs inside the…

Q: Why is it more difficult to determine the sex of a newlyhatched canary than a newborn puppy?

A: A sex-determination mechanism is a physiological system that controls how an organism's sexual…

Q: How do amphibians and reptiles mate?

A: Amphibians and reptiles are two ancient groups of vertebrates, which seem to resemble each other but…

Q: Is fecundation in mammalsinternal or external?

A: Fecundation, also known as fertilization involves the physical union of the male and female gamete…

Q: Did gene flow occur between Neanderthalsand humans?

A: Gene flow is a natural process of transfer of genes and alleles from one population to another. Gene…

Q: How does a bilateral symmetry and an orthogonal nervous system design contribute to reproductive…

A: Introduction Bilateral Symmetry is a basic body plan in which the organism's left and right sides…

Q: How do reptile eggs protect the young?

A: Parental care is a type of behavior shown by the animals to protect their young ones.

Q: Give two ways nature uses to hide differences between X- and Y-sperm in mammals?

A: Most cells of the mammals contain both an X and a Y chromosome, but in the process of…

Q: What are the three ways sex is determined in reptiles? Briefly describe each.

A:

Q: Compare and contrast the development process of the starfish and the sea urchin.

A: Introduction:- Embryonic development: all the developmental processes from zygote to tissues and…

Q: Which term applies to egg development within the female with nourishment derived from a yolk? a.…

A: When the gametes of a male and a female fuse, it is called fertilization. A zygote results from this…

Q: How many chromosomes do snakes have?

A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…

Q: How do birds reproduce?

A: Different processes involved in animal development described by the Direct and indirect development.…

Q: Compare the reproductive organs of reptiles and birds. How are their reproductive patterns…

A: Reptiles Reptiles are cold-blooded animals that have vertebral columns at their backs. These animals…

Q: What do you mean by birth rate and how it is meaured?

A: Population is group of individuals of a particular species, which are found in a particular…

Q: Describe the mating and breeding processes of sea lions.

A: Sea lions are pinnipeds, meaning they have external ear flaps, long foreflippers, the ability to…

Q: Controlling for body size, would you expect a flightlessbird to produce eggs that are larger than,…

A: Flightless birds are birds that are unable to fly. These animals, which evolved from flying…

Q: Why are offspring of oviparous animals at a greater risk as compared to offspring of viviparous…

A: Oviparous animals are those which lay eggs. Viviparous animals are those which give birth to young…

Q: Why will a mother bird abandon its chick if touched by a human?

A: Birds (Aves) are a group of animals that evolved from dinosaurs and have backbones. They are…

Q: (A) Monogamy is rare in mammals. Why?

A: Monogamy allows an individual to mate with only one individual whereas polygamy is defined as having…

Q: Discuss the adaptations of Labeo?

A: Fishes are gill-bearing aquatic vertebrate animals. The earliest organisms that can be first…

Q: Earthworm Describe the external features of the worm and compare the earthworm to the clam. What…

A: Earthworms are invertebrates belonging to the phylum Annelids.

Q: List the term used to describe when male and females in a species have different unique physical…

A: Introduction The Changes In Appearance Between Males And Females Of The Same Species, Such As…

Q: Is the embryonic development in earthworms direct or indirect?

A: The earthworm is a hermaphrodite organism in which both male and female reproductive organs are…