Some of the stages of meiosis are listed below. For the following statements, select the best choice of these stages.
A. Pairing of homologues occurs during this stage.
B. New genetic combinations are present after this stage.
C. Recombination via crossing over occurs during this stage.
D.
E. During this phase, homologues separate.
F. During this stage, the sister chromatids begin to separate.
G. By the end of this phase, a nuclear envelope forms around each set of haploid chromosomes.
H. Following this phase, each individual cell is haploid.
A. Prophase I
B. Prophase I
C. Prophase I
D. Metaphase II
E. Anaphase I
F. Anaphase II
G. Telophase I
H. Telophase I
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The organ system that protects the underlying tissues from abrasion, prevents dehydration, and aids in regulating body temperature.
A) Muscular
G) Respiratory
B) Reproductive
H) Skeletal
C) Digestive
I) Nervous
D) Cardiovascular
J) Endocrine
E) Integumentary
K) Lymphatic
F) Urinary
Suction feeding (select all correct choices):
A. is the most generalized form of prey capture among fish. B. involves the rapid expansion of the fish's oral cavity. C. allows its users to be "sit and wait" predators. D. is used by aquatic salamanders as well as fish. E. can be used by some insects and young mammals.
A protein synthesis inhibitor would block learning in a human, but would have no effect in a simple invertebrate like Aplysia.
Answer the following statement true (T) or false (F)
A solution with a pH of 4 has ________ the concentration of H+ present compared to a solution with a pH of 5.
A. 2 times B. 10 times C. 100 times D. 1000 times