The coronary arteries deliver blood to heart musole cells. a Figure 8 shows the average coronary blood flow per minute for two groups of volunteers,
Group 1 is made up of ten volunteers who do not smoke cigarettes.
Group 2 is made up of ten volunteers who do smoke cigarettes,
Group
Coronary blood flow (cm/min)
At rest During exercise
0.90
3,37
0.93
2.22
1
2
1
Figure 5
When Group 1 volunteers exercise their blood flow increases by 274%
Calculate the percentage increase in coronary blood flow for the Group 2 volunteers.
%
percentage increase in coronary blood flow

ans.

gregor john mendel is known for study of inheritance in pea plants. he used garden pea plant for his study, having alternative traits for various characters. he performed cross-breeding in pea plants to check how characters are transmitted between parents to offspring, such as cross between pure tall and pure dwarf plant. mendel studied the inheritance patterns in pea plants for various generations.

thus, the correct answer includes options and f).

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.