1) What do you notice about the texture of its skin? 2) Why would this be advantageous?

Q: Do the planaria move toward or away from light?

A: Planarian is free-living flatworms that belong to the phylum of platyhelminthes. They are soft,…

Q: Which of the following is an illustration of instructive interaction?   An inducing signal from the…

A: Instructive interaction is a type of inductive response, caused by a inducing cell, which can be…

Q: What is a hematoma? Explain the difference between a soft callus and a hard callus.

A: ANSWER 1: Hematoma is defined as the condition when blood gets accumulated inside the skin. Usually,…

Q: What is the adaptive advantage of a gravitropic response?

A: Plants respond to a variety of stimuli that determine their growth or movement. Water…

Q: What feature of Ascaris do you think allows it to survive in so many different environments?

A: Ascaris lumbricoides is the roundworm . Phylum: Nematoda Class:Chromadorea

Q: Is it true that spider silk is stronger than steel?

A: Spider silk is spun by spiders.  Spider silk is a protein fiber. They make webs by using their…

Q: What do you mean by mixed unicellular glands cells?

A: A gland is a basically a group of cells which are specialized or differentiated to secrete a…

Q: ering where Fucus lives, what do you think is the function of its gelatinous sheath?

A: Fucus, commonly known as rockweed or bladderwrack, could be a sort of brown algae found in…

Q: Explain stink glands in the cockroaches.

A: A cockroach is an insect that is classified under the order Blattodea that also consists of…

Q: The process by which growth cones move toward a specific chemical is called a) contact guidance. b)…

A: Introduction  Growth is the process of physical and/or biological development, generally resulting…

Q: Name the type of regeneration shown by wall lizard?

A: Wall lizards have the capability to regenerate their tails.They have certain set of genes that aids…

Q: Put the numbers of the cell pictures in the correct order to show the sequence of stages in meiosis.

A: The above given details are about sequence in meiosis .

Q: А D

A:

Q: The outgrowths from the epidermis or the cortex of a rose are known as: * A. Stipules B. Prickles C.…

A: The epidermal outgrowth of a rose.

Q: Name the specialized skin structure of the class Mammalia.

A: Class Mammalia belongs to the division Vertebrata of the phylum Chordata of the animal kingdom. They…

Q: How are aposematism and mimicry related? Make sure to define both terms in your answer

A: Both aposematism and mimicry are behaviors of animals. Behavioral ecology is a branch of study of…

Q: In order for sebum to waterproof skin and soften hair , it requires that it be secreted into

A: “Sebum” is a complex mixture of various lipids. Those lipids are “glycerides”, “free fatty acids”,…

Q: What is the best way to skin a caktus to make lemonade?

A: The succulent family Cactaceae, which includes roughly 127 genera and 1750 recognized species in the…

Q: Who explained increase in melanic variety of peppered moth?

A: The evolution of Peppered moth is one of the best example to understand Darwin's theory of natural…

Q: How do you think the eggs of triops can withstand temp changes but not the adult?

A: Triops are the animals belonging to the genus Triops.  They are crustaceans. They are known as…

Q: What are some protective adaptations from intense sunlight?

A: Answer :  Melanin is an antioxidant .

Animal Phylogeny

Cladistics is a method of biological classification where organisms are classified based on their ancestors and their relationship with them. It is defined as the concepts and methods for determining the branching patterns of evolution and evolutionary history. Some scientists, however, have preferred the term phylogenetic systematics or phylogenetic taxonomy to emphasize the reliance on a phylogeny for classification. It is the most common and accepted method for classifying organisms.