Answer:
"a" (and any subsequent words) was ignored because we limit queries to 32 words.
Hank passes by a building every day on his way to school. He notices that the rock used to build the walls of the building is a different type than the rock used to build the steps. ... Energy changes igneous rock into liquid rock and changes sedimentary rock into small pieces of rock.
<h3><u>Answer;</u></h3>
has 6 legs/has 8 legs
has wings/does not have wings
has one pair of wings/has two pairs of wings
<h3><u>Explanation</u>;</h3>
- Dichotomous keys are biological keys which are sets of statements that act as clues leading to the identification of an organism.
- Dichotomous key is a biological tool for identification of unknown organisms.
- A single characteristic is considered at a time. Two contrasting statements are put forward to describe the characteristics in such a way as to separate the organisms, which continues until the organisms have been identified.
Answer:
They share two lone electron pairs
oxygen has 8 charges and hydrogen has 1 charge. Oxygen is negatively charged and hydrogen is positively charged.
Answer:
B. Shortens
Explanation:
Myofibrils are components of the animal skeletal muscles that are made up of sacromeres. They perform the muscular contraction and relaxation via the sliding filament model.
To produce motion, A cross-bridge forms between actin and the myosin heads triggering shortening of the sacromere. This shortening of the sacromere results in the contraction of the muscle fibers, which the net effect can be seen to be a shortening of the fibers
