Biology, 18.12.2019 07:31, Merlinemicheli4727

Mammals first appeared during the a. cenozoic era c. mesozoic era b. paleozoic era d. cretaceous period

Answers: 1

Show answers

Other questions on the subject: Biology

Biology, 21.06.2019 18:50, tiarabivens0

Of the pollutants that form acids in the atmosphere, which is easiest to reduce? a. sulfur dioxide b. nitrogen dioxide c. ozone d. carbon monoxide

Answers: 3

continue

Biology, 21.06.2019 19:00, ella3714

The hypothesis of continental drift states that earth's continents, which are located on tectonic plates, move relative to each other. which of the following is true of the movement of the tectonic plates? a. tectonic plates only move once every million years. b. they move at a rate of approximately 5 centimeters per year. c. tectonic plates never move, only the continents located on them do. d. their movements are very rapid and occur at random times.

Answers: 1

continue

Biology, 22.06.2019 05:00, noahmartinez3636

Urgent. the table shows the relative blood flow through some organs in the human body that is, the percentage of blood that flows through a given organ, through which organ(s) does all the blood flow? explain the effect of exercise on blood flow to skeletal muscles.

Answers: 2

continue

Biology, 22.06.2019 12:40, seby951

Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.

Answers: 1

continue

Do you know the correct answer?

Mammals first appeared during the a. cenozoic era c. mesozoic era b. paleozoic era d. cretaceous pe...