1. Which of the following appeared on Earth most recently?

a. chordates

b. tetrapods

c. dinosaurs

d. single-gene algae

2. Dinosaurs appeared before

a. mammals

b. photosynthesis

c. chordates

d. land plants

which of the following organic molecules is a major storage carbohydrates used to store energy in plants

Match the monomer to the correct polymer. polysaccharide 1. monosaccharide polypeptide/protein 2. amino acid nucleic acid 3. fatty acid nucleotide lipid

What is tagmatization?

Gamets are produced from

When a body cell divides through the process of mitosis the chromosomes in the daughter cells A) are formed when chromosomes from the parent cell cross over.

What does hibernation mean

The colonization of land by animals: took place billions of years ago. was made easier by high atmospheric levels of carbon dioxide. preceded the presence of plant species on land.

a biology class is studying the effect of temperature on the amount of growth on duck weed in an aquarium. What type of data will they need to collect and wbu h tools will most likely be used

An example of interespecific competition is a. two male birds competing for the same female b. two male lions competing to lead the same pride c. two species of big cats competing for the same antelope d. all of the above

One function of the glial cells is to: a. provide nutrients to interneurons. b. control heartbeat and breathing. c. control the muscle movements involved in speech. d. mimic the effects of neurotransmitters. e. stimulate the production of hormones.