Their Correct Solutions Graded 100% Pass
235U ---->X +4He
92 2
Which of the the following is "X" in the reaction above ? - CORRECT ANSWER ✔✔ -231 TH
90
A blood pressure reading 120/70mm Hg refers to arterial pressures recored? - CORRECT
ANSWER ✔✔ -ventricle contraction/ ventricle relaxation
A blood sample taken from a patient fighting an infection is expected to show ? - CORRECT
ANSWER ✔✔ -elevated white blood cell count
A first degree burn involves Which of the the following layers of the skin - CORRECT
ANSWER ✔✔ -Epidermis 0nly
a researcher decides to repeat an experiment and reassess results first established in the 1930s
about why plants grow toward sunlight. Which of the the following is the best reason for
conducting this experiment? - CORRECT ANSWER ✔✔ -equipment and methods developed
since may produce better data and provide mechanistic detail
anxiety about an upcoming final exam causes to experience an increase in blood pressure,
dilation of the pupils, and a dry mouth.Which of the the following nervous system response is
responsible for these physical symptoms? - CORRECT ANSWER ✔✔ -sympathetic
, Cystic fibrosis is a homozygous recessive condition. a genetic counselor should advise
concerned parents that, if each of them has a parent whoa has cystic fibrosis yet neither of the
concerned parents is affected , the probability of their potential child having cystic fibrosis is -
CORRECT ANSWER ✔✔ -25% CF x cf
effect OF EXERCISE ON CO2 productionb as indicated with BROMOTHYMOL BLUE
trial 1 = 47
TRIAL 2 = 30 SECONDS
TRIAL 3= 39 - CORRECT ANSWER ✔✔ -STRENOUS ACTIVITY OCCURRED PRIOR TO
DATA COLLECTION FOR TRIAL 2 RESULTING IN A GREATER CO2 PRODUCTION
HCI + Mg(OH)2--->MgCI2 +H20
Balance the equation above . Which of the following describe the number of moles of each of
product that are formed by this chemical reaction after it has been balanced? - CORRECT
ANSWER ✔✔ -one mole magnesium chloride, two moles water
If an intensive property is independent of the amount of the material being measured .Which of
the the following is an example of an intensive property? - CORRECT ANSWER ✔✔ -
DENSITY
It was hypothesized that chloroplasts originated from photosynthetic cyanobacteria that became
symbiotic inside a host cell. which of the observation provides the strongest evidence for this