Looking at a variety of animals, what are the advantages torestricting reproduction to a limited time period? Why do so many animals have a sharply defined reproductive season during the year?

Q: Higher animals undergo sexual reproduction despite its complexity, why. Give 5 reasons

A: Fertilisation -Fusion of Male and female gamates produce zygote . Meiosis- reductional division…

Q: Which of the following groups include at least some members that exhibit internal fertilization?…

A: Internal fertilization is the process of fertilization that occurs inside the body of an individual.…

Q: This TRUE of enterocoely. O Results in the formation of coelom. O Results in processes in protostome…

A: Embryonic development refers to the development of a multicellular embryo from a fertilized egg.…

Q: Mind map about asexual and sexual reproduction of animals

A:

Q: JM. Cavanihac A 0.1 mm

A: Some animals go through metamorphosis to become an adult. A larva is a distinct juvenile form of…

Q: Which of the following is an animal characteristic that also is a synapomorphy supporting animal…

A: Synapomorphy : A characteristic or trait acquired through evolution from a common ancestral form and…

Q: Looking at a variety of animals,what are the advantages to restricting reproduction to a limited…

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

Q: The only kingdom which grows from embryonic layers is Animalia Select one: O True O False

A: The endoderm (inner layer), ectoderm (outer layer), and mesoderm (middle layer) are the three…

Q: make a concept map, to discuss how reproduction takes place in animals. (Include the modes, sexual…

A: Reproduction is the process through which which offspring are produced from their parents. Each…

Q: Why do megapodiidae have an incubating egg and what does it do? 2. How does being non-migratory…

A: 1. Megapodes is from family Megapodiidae. It is a fascinating group of birds named for their large…

Q: Unlike life cycles found in many land plants and protist's life, animals do not go through…

A: Life cycle of plant starts with development of a seed and every seed has a miniature plant known as…

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: What is the only haploid stage in the life cycle of animals? O gametes O adults O spores O zygotes

A: Question asked: Which is the only haploid stage in the life cycle of animals ?  Answer: gametes

Q: Phyla Cnidaria and Ctenophora are: O A. Diploblastic (two germ layers), with no symmetry B.…

A: Coelenterates having a hollow gut are found in the phyla Cnidaria and Ctenophora. The gut is located…

Q: If activity of the organizer is inhibited, what does the embryo become? A mass of notochord. A mass…

A:

Q: Which is NOT true for Hydra? O dioecious O ciliated planula larva O asexual reproduction by budding…

A: Hydra is a genus of phylum Cnidaria and class Hydrozoa genus of tiny freshwater creatures. They are…

Q: lain the life cycle (reproduction & development) of ants.

A: Ants are social insects with a social system that divides tasks between the queen and worker ants.…

Q: Oviparity is the rule in the animal kingdom. It is common in insects, fishes, amphibians, and…

A: The expulsion of undeveloped eggs rather than live young is known as Oviparity. As in birds and some…

Q: Using vertebrates as an example, how does comparative embryology prove evolution?

A: Evolution is defined as the change in the species’ characteristics over several generations and it…

Q: You find an animal and determine that it has a partitioned coelom. You can then predict that these…

A: The coelom means a body cavity or hollow structure that contains the digestive tract and mani…

Q: Which of these parts is an embryonic midline structure common to all members of the phylum Chordata…

A: Notochord is an embryonic midline structure common to all members of the phylum chordata and plays…

Q: Why might natural selection favor aphids that alternate between asexual reproduction and sexual…

A: Aphids are known prolific pet species of insects that feed on plant sap excessively and as a result,…

Q: Which statement about protostomes is true? O They are radially symmetrical. They have a complete…

A: The group of eukaryotic organisms that are heterotrophic and multicellular is called animals. There…

Q: In the sexual reproducing phyla Nematoda, are the animal’s hermaphrodites or separate  sexes?

A: Hermaphrodites are the animals which have both the sexes present in the same body i,.e they are able…

Q: Why is the presence of a coelom advantageous? O it allows room for the development and movement of…

A: The coelom is lined by a muscular tissue called the peritoneum that encloses the internal organs.…

Q: Animal having a coelom gives the advantage of: O a. It allows more efficient sense organs. O b. It…

A: The study of biology that deals with the structure, function, evolutionary classification and…

Q: Cicadas emerged from the soil last year and created a lot of noise in the northeastern U.S. Cicadas…

A: A species' life history is the sequence of survivability and reproductive events that are…

Q: What is the evolutionary advantage of the occurrence of sperm cells and larval stage in the life…

A: All sponges belong to Porifera. They are the simplest animals with cellular level of organization.…

Q: What is the function of the arachegonium? O a. To carry out a sexual reproductive O b. To produce…

A: An archegonium is a multicellular construction or organ of the gametophyte period of specific…

Q: Types of Reproduction (Sexual or Asexual) Organisms Method of Reproduction 1. Hydra 2. Banana 3.…

A: Budding is hydras' most frequent asexual reproductive technique. Buds emerge from the point where…

Q: Which of the following worms exhibits the greatest amount of cephalization? Turbellarians Flukes…

A: Platyhelminthes is a phyum of Animalia .The members of platyhelminthes are  also known as the…

Q: per season and males may fertilize the eggs of multiple females. Do you think that the sea bass are…

A: Marine fishes survive and prefer mating in salty water. They may be found individually or in groups…

Q: Which of the following organisms would NOT undergo gastrulation? a. fungi and sponges b. worms and…

A: ANSWER Which of the following organisms would NOT undergo gastrulation? a. fungi and sponges

Q: Insects that are primitive have a life cycle that differs from advanced insects in that: O a. They…

A: Answer:  PRIMITIVE INSECTS = primitive means old and those from early ages. primitive insects are…

Q: One of the characteristics unique to animals is(A) gastrulation.(B) multicellularity.(C) sexual…

A: Organisms are open systems that maintain homeostasis, are composed of cells, have a life cycle,…

Q: Members of the Molluscan class Polyplacophora differ from ALL other classes of Mollusks in that…

A: Molluscs are soft bodied , bilaterally symmetrical,  segmented, celomate animals, usually shelled…

Q: Most lizards and snakes are oviparous, but some are ovoviviparous or have placental viviparity.…

A: Reproduction is biological process in which the parents producing their offspring. The reproduction…

Q: Sexual reproduction in cnidarians may be carried out by which body form

A: Cnidarians are the aquatic invertebrate animal from the phylum Cnidaria. Cnidarians have two body…

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: Survival is all avoiding extinction and ensuring the genes are passed on to the next generation.…

A: Answer---

Q: Most wrasses are sequential hermaphrodites. What do you think is an adaptive advantage of this…

A: Step 1 Sequential hermaphroditism or dichogamy is a type of hermaphroditism occurring in many fish,…

Q: How many modes of reproduction are there in animals?         I.   One type        II.   Two types…

A: the different types of reproductions that are seen through the various organisms in the living world…

Q: Describe and distinguish patterns of reproduction in monotremes, marsupials, and placental mammals.…

A: The mammals belong to the class Mammalia and the main feature of them are the presence of mammary…

Q: Differentiate semelparity and iteroparity. Give 2 examples of organisms you have encountered…

A: Reproduction is the most important fundamental process by which organisms produces their offsprings.…

Q: The jelly like substance found between ectoderm and endoderm in Cnidarians is called the ___

A: Cnidarians are marine animals that belong to phylum Cnidaria and they have radial or biradial…

Q: Write a paragraph contrasting the conditions that favor the evolution of semelparous (one-time)…

A: The diversity in reproduction is a consequence of evolution found in nature. Semelparous…

Q: Molds usually reproduce sexually when food is running low. Why might sexual reproduction be more…

A: Slime molds are classified under fungi. They  are sensitive to airborne chemicals and can detect…

Q: Sponges are highly ancestral animals. One unique property found in sponges that is not present in…

A: Sponges are a strange and diverse group of organisms that belong to the Kingdom Porifera. They are…

Q: What structure tells you what stage this is? Blastocoel Visible nucleus Archenteron Blastopore…

A: Fertilization is a union of male and female gamete to form a diploid zygote.