Rocky Shore - Notice Nature
... A strong muscle holds the two shells together. Each year the shellfish lay down a growth line on the shell. So if you start at the rounded end of the shell and work your way back you can tell ...
... A strong muscle holds the two shells together. Each year the shellfish lay down a growth line on the shell. So if you start at the rounded end of the shell and work your way back you can tell ...
Introduction to Kingdom Animalia
... 1. The first trend was a shift from a body plan called radial symmetry to a body plan referred to as bilateral symmetry • Radial symmetry - a circular body plan having a central axis from which structures radiate outward • Bilateral symmetry - a body plan in which the right and left sides of the bod ...
... 1. The first trend was a shift from a body plan called radial symmetry to a body plan referred to as bilateral symmetry • Radial symmetry - a circular body plan having a central axis from which structures radiate outward • Bilateral symmetry - a body plan in which the right and left sides of the bod ...
PowerPoint
... called a proglottid (portion of tapeworm that containing aset of reproductive organ)and usually has at its anterior and posterior ends zones of muscle weakness, marked externally by grooves. No digestive system is present. ...
... called a proglottid (portion of tapeworm that containing aset of reproductive organ)and usually has at its anterior and posterior ends zones of muscle weakness, marked externally by grooves. No digestive system is present. ...
Topic 10 BIOL1030NR
... 1. body has numerous small pores – water comes in through these to the interior spongocoel cavity 2. water leaves the spongocoel through a large pore, the osculum 3. tubes lined with choanocytes (flagellated cells also called collar cells) that move water using their flagellae ...
... 1. body has numerous small pores – water comes in through these to the interior spongocoel cavity 2. water leaves the spongocoel through a large pore, the osculum 3. tubes lined with choanocytes (flagellated cells also called collar cells) that move water using their flagellae ...
Topic 10 BIOL1030NR
... body has numerous small pores – water comes in through these to the interior spongocoel cavity ...
... body has numerous small pores – water comes in through these to the interior spongocoel cavity ...
A tick is a small, blood-sucking mite. Normally it lives on blood from
... because the fungus part of the lichen helps absorb water and minerals from whatever the lichen is growing on. The algae then uses these materials to make food for itself and the fungus. However, in other cases, there is evidence that the relationship might be a disadvantage for the algae, since the ...
... because the fungus part of the lichen helps absorb water and minerals from whatever the lichen is growing on. The algae then uses these materials to make food for itself and the fungus. However, in other cases, there is evidence that the relationship might be a disadvantage for the algae, since the ...
in the National Hunting Grounds of Mafra
... April and June. 1-2 eggs get laid and deposited underneath stones or in holes and then incubated throughout 4-12 days in warm locations and up to 9 months when colder. In the National Hunting Grounds of Mafra, they are commonly found on the walls of illuminated buildings. ...
... April and June. 1-2 eggs get laid and deposited underneath stones or in holes and then incubated throughout 4-12 days in warm locations and up to 9 months when colder. In the National Hunting Grounds of Mafra, they are commonly found on the walls of illuminated buildings. ...
1. Phylum Cnidaria: Cnidarians have radial symmetry, a
... insects thrive on land, most of the 40,000 species of crustaceans remain in marine and freshwater environments. – A few crustaceans are terrestrial or semi-terrestrial. • Crustaceans include lobsters, crabs, crayfish, shrimp, and barnacles, among many others. ...
... insects thrive on land, most of the 40,000 species of crustaceans remain in marine and freshwater environments. – A few crustaceans are terrestrial or semi-terrestrial. • Crustaceans include lobsters, crabs, crayfish, shrimp, and barnacles, among many others. ...
Introduction to Animals
... • Distinguish radial and bilateral symmetry • Summarize the importance of a body cavity in animals • Identify how scientists determine evolutionary ...
... • Distinguish radial and bilateral symmetry • Summarize the importance of a body cavity in animals • Identify how scientists determine evolutionary ...
Unit VI Anatomy and Physiology of Plants and Animals
... by mitosis it exhibits a pattern of spiral cleavage. Cleavage is determinate, meaning that each cell’s development is determined as the cell is produced. In other words it won’t develop on its own. Deuterstomes Includes some invertebrates and all vertebrate phyla. Embryos exhibit radial cleavage. Ea ...
... by mitosis it exhibits a pattern of spiral cleavage. Cleavage is determinate, meaning that each cell’s development is determined as the cell is produced. In other words it won’t develop on its own. Deuterstomes Includes some invertebrates and all vertebrate phyla. Embryos exhibit radial cleavage. Ea ...
Scope
... In this section, quarantine means the holding of animals in a place and under conditions specified by AQIS pursuant to the Quarantine Act 1908. On arrival, litter including any absorbent materials in the containers must be destroyed and the containers disinfected or destroyed in accordance with inst ...
... In this section, quarantine means the holding of animals in a place and under conditions specified by AQIS pursuant to the Quarantine Act 1908. On arrival, litter including any absorbent materials in the containers must be destroyed and the containers disinfected or destroyed in accordance with inst ...
ppt
... under selection for survival to longer ages. • Traits that have deleterious effects late in life are under weak selection; deleterious traits that express after reproduction are not under selection and accumulate in the genome. ...
... under selection for survival to longer ages. • Traits that have deleterious effects late in life are under weak selection; deleterious traits that express after reproduction are not under selection and accumulate in the genome. ...
Why? Incorrect hypotheses: why animals age
... Fly evolution experiments • Later experiments by Micheal Rose selecting for late onset of reproduction: • Fly lines that begin reproduction when the baseline population is all dead. ...
... Fly evolution experiments • Later experiments by Micheal Rose selecting for late onset of reproduction: • Fly lines that begin reproduction when the baseline population is all dead. ...
Protists 1 - How Biology Works
... They can reproduce sexually or parthenogenetically – development of an embryo without being fertilized (like some reptiles and fish) (also, they’re dioecious – only males ...
... They can reproduce sexually or parthenogenetically – development of an embryo without being fertilized (like some reptiles and fish) (also, they’re dioecious – only males ...
Zoology - Central Lyon CSD
... 1. Hydra – small freshwater organisms -polyp form only -25-30 mm in length -shares a mouth and anus -sessile … attach to plants,rocks, etc. tentacles sway in the current -tentacles (6-10) contain nematocysts = stinging cells release neurotoxins paralyze prey ...
... 1. Hydra – small freshwater organisms -polyp form only -25-30 mm in length -shares a mouth and anus -sessile … attach to plants,rocks, etc. tentacles sway in the current -tentacles (6-10) contain nematocysts = stinging cells release neurotoxins paralyze prey ...
Chapter Thirty-Two: An Overview of Animal Diversity
... Phylogeny: The history of the evolution of a species or group, especially in reference to lines of descent and relationships among broad groups of organisms. Section 32.1 Animals are multi-cellular (have many cells), heterotrophic (capable of using only organic materials as a source of food), eukary ...
... Phylogeny: The history of the evolution of a species or group, especially in reference to lines of descent and relationships among broad groups of organisms. Section 32.1 Animals are multi-cellular (have many cells), heterotrophic (capable of using only organic materials as a source of food), eukary ...
Chapter 11 Structure and
... the shell; foot: adapted for crawling, digging, or catching prey 18. false 19. In an open circulatory system, the heart pumps blood into a short vessel that opens into the body spaces containing the internal organs. The blood sloshes over the organs and eventually returns to the heart. 20. The gills ...
... the shell; foot: adapted for crawling, digging, or catching prey 18. false 19. In an open circulatory system, the heart pumps blood into a short vessel that opens into the body spaces containing the internal organs. The blood sloshes over the organs and eventually returns to the heart. 20. The gills ...
WHOI-E-01-002 DiSpezio, M. Teaching Materi
... In most vertebrates, the skeleton is made of bone. Bone is a living material that includes large deposits of minerals. These minerals (such as calcium) gives bone its strength and hardness. But bone is also a living structure. )t has all sorts of cells and tissues that help maintain its health. With ...
... In most vertebrates, the skeleton is made of bone. Bone is a living material that includes large deposits of minerals. These minerals (such as calcium) gives bone its strength and hardness. But bone is also a living structure. )t has all sorts of cells and tissues that help maintain its health. With ...
Name: Period: _____ Date
... On the epidermis, especially the tentacles Something touches the trigger, the nematocyst extends to poison and capture prey ...
... On the epidermis, especially the tentacles Something touches the trigger, the nematocyst extends to poison and capture prey ...
Name: Period: _____ Date
... On the epidermis, especially the tentacles Something touches the trigger, the nematocyst extends to poison and capture prey ...
... On the epidermis, especially the tentacles Something touches the trigger, the nematocyst extends to poison and capture prey ...
Asilidae, robber flies
... to large, hairy, fast flying insects with a hollowed area between their eyes and a beard. Most species have an elongated humped body with a slender tapering abdomen. Most species are gray, brown or black, while some resemble bumblebees or are very slender like damselflies. Prey species: Adult robber ...
... to large, hairy, fast flying insects with a hollowed area between their eyes and a beard. Most species have an elongated humped body with a slender tapering abdomen. Most species are gray, brown or black, while some resemble bumblebees or are very slender like damselflies. Prey species: Adult robber ...
Keystone or Foundation Species?
... eventually took over the rock face and eliminated most other invertebrates and algae. In a control area from which Pisaster was not removed, there was little change in species diversity. ...
... eventually took over the rock face and eliminated most other invertebrates and algae. In a control area from which Pisaster was not removed, there was little change in species diversity. ...
Animals: Invertebrates
... 6. ____________ - segmented worms (earthworms, polychaetes, leeches) 7. _______________ - crustaceans, insects, arachnids (spiders), centipedes, millipedes 8. ______________ - sea stars, sea urchins 9. _____________ - lancelets, tunicates, lampreys, fishes, amphibians, reptiles, birds, mammals B. __ ...
... 6. ____________ - segmented worms (earthworms, polychaetes, leeches) 7. _______________ - crustaceans, insects, arachnids (spiders), centipedes, millipedes 8. ______________ - sea stars, sea urchins 9. _____________ - lancelets, tunicates, lampreys, fishes, amphibians, reptiles, birds, mammals B. __ ...
Tours - mzsdocents.org
... Title: Animals of the Night Goal: To learn the characteristics of nocturnal animals Biofacts to Bring: Skulls and/or mandibles: opossum, vampire bat, aardvark, binturong, porcupine, raccoon, mole; armadillo mount or shell; bat skeleton or body; springhaas face pelt; porcupine quills Background: The ...
... Title: Animals of the Night Goal: To learn the characteristics of nocturnal animals Biofacts to Bring: Skulls and/or mandibles: opossum, vampire bat, aardvark, binturong, porcupine, raccoon, mole; armadillo mount or shell; bat skeleton or body; springhaas face pelt; porcupine quills Background: The ...
Animals Notes - Biology Junction
... (arrangement of body parts around an axis) 1. Asymmetrical – no symmetry (sponges) 2. Radial Symmetry – symmetry in the shape of a wheel; body parts arranged in a circle around a center axis (cnidarians, echinoderms) 3. Bilateral Symmetry – symmetry in which there is a right and left side that are m ...
... (arrangement of body parts around an axis) 1. Asymmetrical – no symmetry (sponges) 2. Radial Symmetry – symmetry in the shape of a wheel; body parts arranged in a circle around a center axis (cnidarians, echinoderms) 3. Bilateral Symmetry – symmetry in which there is a right and left side that are m ...