Answer:
Cellulose
Explanation:
Others are petroleum derivatives
Answer:
b. Free
Explanation:
A software can be defined as a set of executable instructions (codes) or collection of data that is used typically to instruct a computer how to perform a specific task and to solve a particular problem.
Basically, softwares are categorized into two (2) main categories based on their shareability and availability, these are;
I. Shareware.
II. Open-source software.
III. Closed-source (subscription-based) software.
IV. Freeware.
A freeware software refers to a type of software application (program) that can be downloaded over the internet and used at no extra cost i.e without an end user having to pay an amount of money as fees.
Windows Movie Maker is a free video editing software that was designed (created) and developed by Microsoft Inc. This free software was developed to avail it end users the opportunity to effectively, easily and quickly create movie using picture and video files.
Answer:
Lab technician
Explanation:
Chemical used is the main independent variable. Cell growth was the dependent variable or response variable. The cell type and dose are both being tested within the experiment leaving lab technician.
