Examlex
In this drawing of a eukaryotic animal cell, identify the cellular structures indicated.
-free ribosome
Organism
An individual living entity that can react to stimuli, reproduce, grow, and maintain homeostasis.
Endoskeleton
Bony and/or cartilaginous structures within the body that provide support. Compare with exoskeleton.
Vestigial Structure
A feature in an organism that has lost all or most of its original function through the process of evolution.
Pelvis
The lower part of the torso in human anatomy, forming a basin-shaped complex of bones that connects the spine to the lower limbs and houses reproductive organs.
Q4: gamete<br>A)haploid (n)<br>B)diploid (2n)<br>C)some haploid and some diploid
Q7: nucleus
Q11: Which jawless fishes are considered to be
Q12: duck-billed platypuses<br>A)Petromyzontidae<br>B)Amphibia<br>C)Crinoidea<br>D)Metatheria<br>E)Chondrichthyes<br>F)Actinopterygii<br>G)Urochordata<br>H)Aves<br>I)Myxinoidea<br>J)Holothuroidea<br>K)Cephalochordata<br>L)Eutheria<br>M)Ophiuroidea<br>N)Testudinata<br>O)Squamata<br>P)Asteroidea<br>Q)Prototheria<br>R)Echinoidea<br>S)Hemichordata
Q15: Which country had the highest decline in
Q15: Which ion is pumped out of guard
Q15: Which Ecdysozoa phylum includes insects, spiders, crustaceans,
Q45: sea stars<br>A)Petromyzontidae<br>B)Amphibia<br>C)Crinoidea<br>D)Metatheria<br>E)Chondrichthyes<br>F)Actinopterygii<br>G)Urochordata<br>H)Aves<br>I)Myxinoidea<br>J)Holothuroidea<br>K)Cephalochordata<br>L)Eutheria<br>M)Ophiuroidea<br>N)Testudinata<br>O)Squamata<br>P)Asteroidea<br>Q)Prototheria<br>R)Echinoidea<br>S)Hemichordata
Q47: Which phylum contains members that do NOT
Q66: What is the top section of the