Submit your document or use the following to calculate the number of beats per day: Number of beats in 15 seconds = ___
Now multiply this number by 4 to tell how many times your heart beats in one minute.
Example: Number of beats in 15 seconds ___ X 4 = ___ beats per minute
Now multiply this times 60 to tell how many times your heart beats in one hour.
Example: Number of beats in 1 minute = ___ X 60 = ___ beats per hour
Now multiply this times 24 to tell how many times your heart beats in one day.
Example: Number of beats in 1 hour = ___ X 24 = ___ beats per day.

Please be fast!!

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]

fossil's are like over rated rocks like low key not gonna lie i don't get why we can't just call them old rocks like for real i mean i call my grandpa and grandma that smh

which

a. population growth is decreasing

-2

+4

-10

-3

-8

-3

so the population decreased by 24 because 3+3+8+10+2=26-2=24.

hoped i !

explanation: