What vitamin is essential for collagen modification
A neuron named Joe wants to communicate with a neuron named Jean. Jean is wondering how the two can connect efficiently. What is the process by which Joe can talk with Jean?
Action Potentials-->Electric signaling
A scientist named Jeffus Aleef has a leaf of spinach, and imitation spinach. He cuts small discs out of each leaf and puts them in a vacum sealed container of H2O, sinking both samples. After 5 mins under a lamp, one sample floated. Which one and why?
The real spinach leaf floats because oxygen produced during photosynthesis.
C-14 has 6 protons. How many neutrons and electrons are in C-14?
8 neutrons, 6 electrons
Sickle cell disease is when a certain component in blood is misshapened.
What is that component?
Hemoglobin
Telomeres are repetitive sequences found at the end of linear eukaryotic chromosomes--True or False
"Genes involved in telomere elongation are frequently non-functoional or lost in the genomes of most types of vertebrate cancers*
False
Miss Frizzle takes her class on a trip through the digestive system. They get stuck in between the stomach and the small intestine. What sphincter must they go through to escape?
Pyloric sphincter
Identify the reactants in photosynthesis
Water+CO2
What's the difference between tertiary and secondary protein organization?
Secondary is hydrogen bonds(only) between back bones
Tertiary are all other bonds between R groups
Grace loves to eat sugar. All she does everyday is eat cake. This eventually caused her cells to be resistant to what hormone? What is this disease called?
Insulin, Diabetes II
What is the BIGGEST and FATTEST amino acid?
Tryptophan (W)
Elwood is experiencing constipation. When he finally defecates, he sees that his doodoo is brown. What colors the poo brown?
HINT: It starts with a B :)
Billirubin
You're looking sharp B)
Rank the following bonds in terms of their relative typical strengths
1: Dipole-dipole interaction
2: Ionic interaction
3: London dispersion forces
4: Hydrogen bond
2>4>1>3
Little Jimmy hails from Asia. He is the model student: A pluses in all his classes, and 100% THAT aunties kid. Unfortunately, Jimmy is under a whole lot of stress and skips his meals almost every day. When he does eat, he only eats smoked beef. Jimmy ALSO developed an H.pylori infection which was left untreated as a child.
What disease/illness will little Jimmy most likely develop based on this information?
Gastric Cancer
A student in lab is characterizing an unknown chain of amino acids and finds large numbers of lysine residues. Which of the following would be the location of their discovery.
A)Alpha Helix interior
B)Histone Tail
C)Mg associated domain
d)Steroid center
f)Transmembrane domain
B)Histone tail
Prisha is a part of Guacamole. Recently she has been practicing her singing way too much, leading to her losing her voice. When you lose your voice, what happens to your vocal chords?
Vocal chords vibrate to make a sound. When you strain your voice, the vocal chords become inflamed and are unable to vibrate properly. This creates a hoarse sound to come out.
Name the three things that cause water from roots to travel to leaves
2/3 for point
Cohesion, Adhesion, Water Potential
The leaders of YWiM have been experiencing some nutrition problems. The doctors recomend them to start taking some supplements for their wellbeing--specifically in regards to Amino acids. Which one of these amino acids are considered an essential amino acid?
A)Methionine
B)Alanine
C)Aspartic Acid
D)Glutamic Acid
Methionine
Your vice president Aairah decided to go sky diving one day. Sadly, Aairah gets a panic attack. Which one of these neurotransmitters BEST decribes what the doctors focus on inhibit before Aairah can sky dive?
A)Epinepherine
B)Glutamate
C)GABA
D)Acetylcholine
Epinephrine
1)Big Urea--the sea lion, drinks water 2)Subject named Heavy Urine Flow drinks coffee 3)Major Yellow drinks salt solution: Order volume of urine produced by each person (least-most)
Salt, Water, Coffee
Jason, an 81 year old grandpa was taking a stroll in the Harvard commons. Suddenly, he slips on some Bostonian ice and breaks his hip. Now, Jason admits to feeling nausea, Thirst, Headaches, and muscle pain, fatigue :Which organ is malfunctioning?
A)Thyroid
B)Kidney
C)Parathyroid gland
D)Loops of henle
D)Creation of Parthyroid Horomone(Calcitonin) aids in Ca2+ homeostasis. Jason is feeling muscle pain, which can only really be attributed to lack of calcium.
Which of the following statements is NOT true regarding plant development?
A)A tropical tree will not have distinct growth rings due to little seasonal change
B)Preprophase band disappears before metaphase and predicts the future plane of cell division
C)Primary and secondary growth cannot occur simultaneously in the same plant
D)Roots and stems grow indeterminately but leaves do not
C) Not true, ex->Trees
This image shows the signalling pathway of GH(Growth Hormone).
Can you name the receptor AND amplification pathways shown in the photo?
1)Tyrosine Kinase Receptor
2)JAK-STAT phosphorylation cascades
What is the most interesting fact you have about any disease/illness? FLEX YOUR KNOWLEDGE
I know for a fact yall have some big brains
:)