Biology

06Dec

. Once entering the nose, air moves through both the pharynx and larynx.. True or False?.

karendreaflores Biology 2 0
06Dec

Explain how predator and prey populations limit each other growth rates.

Monasterio66 Biology 1 0
06Dec

Science is best described as a.. a.) set of facts b.) way of knowing c.)collection of beliefs d.) list of rules

Charmander Biology 1 0
06Dec

Which of the following distinguishes a prokaryotic cell from a eukaryotic cell?. . A. the presence of a nucleus. B. the presence of a cell membrane. C. the ability to interact with the environment. D. the ability to reproduce. . If you could tell me the answer and a explanation that would be great or just the answer thanks.

mjemond90 Biology 1 0
06Dec

n a molecule of benzene, six carbon atoms are bonded together in a ring. Each carbon atom is also bonded to _____. . a)either one hydrogen atom or two hydrogen atoms. b)either two hydrogen atoms or three hydrogen atoms. c)one hydrogen atom. d)two hydrogen atoms

renegilles Biology 1 0
06Dec

What is the function of a vesicle, sometimes called a vacuole, in an animal cell?

Willette300 Biology 1 0
06Dec

1. What is the term for sedimentary rock that is composed of material evaporated from seawater? (Points : 1). clastic. . chemical. . organic. . foliated

sborger Biology 1 0
06Dec

Which of the following best describes a consequence of using a renewable energy source? . . A. Biomass energy pollutes water supplies.. . B. Natural gas causes air pollution when burned for energy.. . C. Nuclear power produces harmful radiation.. . D. Solar power is expensive and requires a large amount of space..

TARAEZJA1 Biology 1 0
06Dec

which of the following must be true to consider something to be alive?. a) it must be able to move. b)it must be able to respond to light. c)it must be able to convert energy from one to another

Cecelove21 Biology 1 0
06Dec

Match the terms to their correct definitions.. . 1.sensory receptorsrespond to stimulus to maintain homeostasis. 2.integrating centersends signals to proper areas of the body regarding the stimulus. 3.effectorsdetect changes of internal or external stimulus.

butterpecan Biology 1 0
06Dec

Please help. . . . Cells lining the trachea have whip-like motile extensions on their free surfaces. What are these extensions, what is their source, and what is their function?

gilliammillenni Biology 1 0
06Dec

. Researchers developing prosthetic devices have recently discovered a way to _____. . cure populations of the HIV/AIDS virus . grow new brain cells in patients with post-traumatic stress syndrome . fuse patients’ nerves to robotic limbs . attach artificial limbs to the bodies of injured veterans . . 2. Who resigned the presidency of Egypt as a result of “Arab Spring” demonstrations? . Bashar al-Assad . Hosni Mubarak . Muammar Gaddafi . Mohamed Morsi . . 3. Compared with Americans, who spend little more than 15 percent of their income on food, people in less developed countr

qwana Biology 2 0
06Dec

. Failure of negative-feedback mechanisms to maintain homeostasis. A)may produce disease.. B)occurs when blood pressure increases during exercise.. C)can be corrected by stimulating positive-feedback mechanisms.. D)cannot be corrected by medical therapy.. E)all of these

1Dloverrrrrrrrrr1 Biology 1 0
06Dec

Help-. Which stage is the dominant stage in mosses?. . Sporophyte. . Spores. . Gametophyte. . Gametes

channey Biology 1 0
06Dec

Which of the following would disappear first if an estuary were destroyed? . I think its Algae???

pankajgupta86 Biology 1 1
06Dec

One way that a genetic counselor is able to help someone who has a genetic disorder and might want to have children in the future is to

LovettaBlafield Biology 1 0
06Dec

What is the only substance that osmosis deals with?

ChasidyAney Biology 1 0
06Dec

Homologous chromosomes pair together to form a ______________.. The process of pairing homologous chromosomes is called________.. In each bivalent. there would be a total of ______ centromeres.. In a bivalent, you should be able to see_____ sister chromatids.. A physical exchange of material between two homologus chromosomes is called______.. The visible evidence that exchange of genetic material has occuredis called a ___________.. . the answer choices are:. chiasma. two. one. eight four. bivalent. crossing over. synapsis. centromere. cytokinesis

Fangirlkpop Biology 1 0
06Dec

Which of the following best represents the average rate at which the human hair grows?. . 0.25 inches per second. . 0.25 meters per hour. . 0.25 meter per month. . 0.25 inches per month

bryanaudrey3 Biology 1 0
06Dec

Competitive exclusion occurs when _______.. a.. organisms attempt to fill the same niche. b.. organisms mark their territory. c.. organisms experience intraspecific aggression. d.. organisms have a symbiotic relationship

pilaryole Biology 1 0
06Dec

Which of the following explain why sunlight is important to aquatic ecosystem?. -Sunlight provides a source of heat energy to increase water temperature. -Sunlight keeps harmful bacteria from taking over aquatic ecosystem. -Sunlight makes it possible for aquatic predators to see their prey underwater. -Sunlight provide light energy that allow photosynthesis to occur in plankton and aquatic plants.

ardeleanuemil Biology 1 0
06Dec

A scientist finds an unusual object and decides to study it.. . . . Which observation indicates that it is a living thing that is multicellular?. . . . A.. It can be found in water.. . . B.. It has membrane-bound organelles.. . . C.. It possesses an uneven shape.. . . D.. It is motile.

8thgrademath55 Biology 1 0
06Dec

What have been the results of improved agricultural practices?. . decreased organic farming. increased biodiversity. increased health risks. increased productivity. increased profits. increased water pollution. decreased crop production

LloydKotrys Biology 2 0
05Dec

Wolves live in remote forests and hunt in groups. What pattern of dispersion do they exhibit?

pspt Biology 1 1
05Dec

How does he process of cellular respiration maintain homeostasis at the cellular level?.

Nichellehunter Biology 1 0