Two types of skeletons - Study guides, Class notes & Summaries

which protists use pseudopodia to feed Correct Answer: amoebae forams which protists have silica-based skeletons Correct Answer: diatoms which protists are our closest relatives Correct Answer: choanoflagellates; opisthokonta what material is NOT used by protists in hard outer coverings Correct Answer: lignin T/F? fungi are a monophyletic group Correct Answer: true 2 T/F? fungi are more closely related to animals than to plants Correct Answer: true T/F? fungal cells have membrane b...

PDHPE - BODY IN MOTION COMPLETE QUESTIONS AND ANSWERS | LATEST UPDATE 2025

Hox genes - control the expression of genes that influence animal morphology (sponges are simple animals that do not have Hox genes) acoelmates - triploblastic animals without a coelom, their bodies are solid and have no cavity. Ancestors of animals... - diverged from ancient fungi, between 675 million and 800 million years ago, believed to be a suspension feeder similar to Choanoflagellates Animals are.. - -multicellular (without cell walls) -heterotropic -develop from embryonic layers ...

The origin of mammals occurred in which era? - Answer Triassic Period (252 Ma- 201 Ma) What are some key events that occurred within the Triassic Period? (2 points) - Answer - Pangea supercontinent formed through continental drift. - Therapsida groups had evolved within vertebrates Therapsida groups had increased metabolic rate inferred through: ___________________ (3 points) - Answer - upright posture (relative to reptiles) - muscular diaphragm for enhanced breathing - breathing while ...

Bio 93 Real Exam Questions With Verified Answers 100% {Main Concepts} All cells share these two characteristics enclosed by a membrane; uses DNA as genetic information What is the main difference between prokaryotic and eukaryotic cells? eukaryotic has a nucleus (membrane enclosed), while prokaryotic does NOT. What is the composition of cells? water (70-95%) and carbon based molecules for the rest What elements are 96% of living matter made from? carbon, oxygen, nitrogen, hydrogen...

Bio 93 Real Exam Questions With Verified Answers 100% {Main Concepts} All cells share these two characteristics enclosed by a membrane; uses DNA as genetic information What is the main difference between prokaryotic and eukaryotic cells? eukaryotic has a nucleus (membrane enclosed), while prokaryotic does NOT. What is the composition of cells? water (70-95%) and carbon based molecules for the rest What elements are 96% of living matter made from? carbon, oxygen, nitrogen, hydrogen...

FIS 201 Exam 2 WVU Pathologist - Determines cause of disease or trauma based on appearance and chemistry of bodies or tissues. Medical Examiner - Appointed by jurisdiction and is usually a physician who is a board-certified forensic pathologist and is responsible for certifying the manner and cause of a death. Coroner - An elected official and may or may not possess a medical degree with optional education and training. Death Investigator - They investigate death under the jurisdiction of...

OSMT Exam Questions with verified Solutions 100% Solved 2024 Why doesn't phylogenetic systematics have a fixed number of hierarchical categories like Linnaean systematics? - answerEach branching point is a hierarchical level in the nested structure of phylogenetic systematics. The number of branching points—and therefore the number of possible hierarchical levels—varies substantially from one lineage to another. What aspect of evolution does phylogenetic systematics represent more c...

Marine Biology Chapter 1 and 2 with Complete Solutions Hypothesis An idea or statement that might be true, that you test through a study Variable any factor that can exist in differing amounts or types Control a group used for a standard of comparison for checking the results of a experiment What is the scientific method? procedures used to learn about our world an experiment is best described as.. an artificially created situation to test an hypothesis Edward Forbes the first scientist cre...

Multiple Choice 1. Which of these hydrocarbons has a double bond in its structure? a. C3H8 b. C2H6 c. CH4 d. C2H4 e. C2H2 ANSWER: d REFERENCES: 3.1 Formation and Modification of Biological Molecules QUESTION TYPE: Multiple Choice LEARNING OBJECTIVES: DYNS.RUSS.17.03.1.2 - Explain how hydrocarbon structures are formed. KEYWORDS: Bloom’s: Evaluate 2. Which functional group forms the highly reactive part of aldehydes and ketones? a. carbonyl ...