Large biological molecules are synthesized by removing
A) covalent bonds.
B) carbon.
C) peptides.
D) water.
E) oxygen.
D
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Match the following items with the correct phrases.
_______1. Crenation of red blood cells would occur if they were placed into a(n) __________ solution. _______2. Adding large quantities of salt or sugar to various types of foods is a way of preserving them. If bacteria should enter such foods, they would find themselves in a(n) __________ environment. _______3. If red blood cells were placed into a(n) __________ solution, they might hemolyze. a. hypertonic b. hypotonic c. isotonic d. gin and tonic
Answer the following statements true (T) or false (F)
1. Adult stem cells are always unipotent. 2. A cell's fate is determined while the cell is differentiating. 3. The molecular structure of invertebrate homeotic genes differs significantly from that of mammals. 4. The bicoid gene is a homeotic gene that encodes a transcription factor.
Fairy shrimp are a type of crustacean that is typically found in temporary ponds across the
world, including desert areas and ice-covered mountain lakes. They swim with their ventral side up (i.e., “upside down”) using their leaf-like swimming legs as paddles. Based on this description, fairy shrimp have a __________ ecological niche
a. broad b. narrow c. variable d. herbivorous
Define "pathogen-associated molecular patterns" (PAMPs) and explain why they are crucial to our body's immune response against pathogens? Limit your answer to two sentences
What will be an ideal response?