What is the name of html command? ​

At an open or uncontrolled intersection, yield if a. your road is paved and the crossroad is not b. the cross road is paved and yours is not c. you have two or more passengers in your vehicle d. you did not yield in the last intersection

When is an original work considered public domain? a. when posted via social media b. when it is posted on the internet c. when a copyright symbol is not included with the piece of work d. when explicit permission is given by the author / owner

Shown below is the start of a coding region within the fist exon of a gene. 5'--3' 3'--5' how many cas9 pam sequences are present?