Answer:
The first Indian doctor is Anandi Gopal Joshi.
Answer: c. Prospective cohort study
Explanation:
Prospective cohort study is a type of observational study which is used to study large number of subjects which are similar but vary with respect to certain factors required to be considered under the study. This is done to determine how these factors affect the rates of certain outcomes. The subjects are studied under different frames.
Here, in the given study the subjects are the same which is a group of middle aged men. These are at a risk of premature ventricular contractions thus are at greater risk of myocardial infraction as compared to men those heartbeats are regular. Here there are different factors to be observed upon and the subjects are also studied in different time frames thus this condition is an example of prospective cohort study.
They have a shell, which is attached to their body, unlike other creatures. <span />
Answer:
A) once, during interphase I
Explanation:
Although meiosis has two phases, the chromosome replicate only once during interphase I. The DNA material replicates and cell builds up enough energy stores to drive the process through. Other events that occur during interphase are formation of new organelles including centrioles.
Answer:
6. Unsure but I think D. the one below the apex predator's prey
7. A. True
8. B. False
9. Unsure but I think C. the crab moves to less salty water
10. D. Among different species
Explanation:
