PLEASE HELP!!! 1. Which is the term for a class of macromolecules made of long chains of amino acids?

nucleic acids

proteins

carbohydrates

lipids

2.Which option defines ATP?
a molecule used in energy transfers within the cell

a molecule that allows other molecules to enter and leave a cell

a molecule that copies genetic information within the cell

a molecule used to help chemical reactions progress in a cell

Ashort, vertical, solid, or fleshy stem possessed by gladiolus and which is used in reproduction is termed a

Which of the following was a characteristic of a dromaeosaur? modified front claw grasping with their forelimbs both a and b none of the above

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.